JPH07164523A - 包装積層品をヒートシールする装置 - Google Patents

包装積層品をヒートシールする装置

Info

Publication number
JPH07164523A
JPH07164523A JP6174348A JP17434894A JPH07164523A JP H07164523 A JPH07164523 A JP H07164523A JP 6174348 A JP6174348 A JP 6174348A JP 17434894 A JP17434894 A JP 17434894A JP H07164523 A JPH07164523 A JP H07164523A
Authority
JP
Japan
Prior art keywords
material layer
sealing
thermoplastic material
layer
conductive
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP6174348A
Other languages
English (en)
Other versions
JP2501777B2 (ja
Inventor
Renato Cetrelli
セトレリ レナト
Hans Selberg
セルベルグ ハンス
Guila Balla
バラ ギユイラ
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Tetra Pak AB
Original Assignee
Tetra Pak AB
Tetra Pak International AB
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=20344738&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=JPH07164523(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Tetra Pak AB, Tetra Pak International AB filed Critical Tetra Pak AB
Publication of JPH07164523A publication Critical patent/JPH07164523A/ja
Application granted granted Critical
Publication of JP2501777B2 publication Critical patent/JP2501777B2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/80—General aspects of machine operations or constructions and parts thereof
    • B29C66/81—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps
    • B29C66/814—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the design of the pressing elements, e.g. of the welding jaws or clamps
    • B29C66/8141—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the design of the pressing elements, e.g. of the welding jaws or clamps characterised by the surface geometry of the part of the pressing elements, e.g. welding jaws or clamps, coming into contact with the parts to be joined
    • B29C66/81427—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the design of the pressing elements, e.g. of the welding jaws or clamps characterised by the surface geometry of the part of the pressing elements, e.g. welding jaws or clamps, coming into contact with the parts to be joined comprising a single ridge, e.g. for making a weakening line; comprising a single tooth
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/02—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
    • B29C65/18—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated tools
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/02—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
    • B29C65/34—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement"
    • B29C65/36—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement" heated by induction
    • B29C65/3604—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement" heated by induction characterised by the type of elements heated by induction which remain in the joint
    • B29C65/3656—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement" heated by induction characterised by the type of elements heated by induction which remain in the joint being a layer of a multilayer part to be joined, e.g. for joining plastic-metal laminates
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/02—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
    • B29C65/34—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement"
    • B29C65/36—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement" heated by induction
    • B29C65/3672—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement" heated by induction characterised by the composition of the elements heated by induction which remain in the joint
    • B29C65/3676—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement" heated by induction characterised by the composition of the elements heated by induction which remain in the joint being metallic
    • B29C65/368—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement" heated by induction characterised by the composition of the elements heated by induction which remain in the joint being metallic with a polymer coating
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/01—General aspects dealing with the joint area or with the area to be joined
    • B29C66/05—Particular design of joint configurations
    • B29C66/10—Particular design of joint configurations particular design of the joint cross-sections
    • B29C66/11—Joint cross-sections comprising a single joint-segment, i.e. one of the parts to be joined comprising a single joint-segment in the joint cross-section
    • B29C66/112—Single lapped joints
    • B29C66/1122—Single lap to lap joints, i.e. overlap joints
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/01—General aspects dealing with the joint area or with the area to be joined
    • B29C66/32—Measures for keeping the burr form under control; Avoiding burr formation; Shaping the burr
    • B29C66/326—Shaping the burr, e.g. by the joining tool
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/01—General aspects dealing with the joint area or with the area to be joined
    • B29C66/32—Measures for keeping the burr form under control; Avoiding burr formation; Shaping the burr
    • B29C66/328—Leaving the burrs unchanged for providing particular properties to the joint, e.g. as decorative effect
    • B29C66/3282—Leaving the burrs unchanged for providing particular properties to the joint, e.g. as decorative effect for reinforcing the joint
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/40—General aspects of joining substantially flat articles, e.g. plates, sheets or web-like materials; Making flat seams in tubular or hollow articles; Joining single elements to substantially flat surfaces
    • B29C66/41—Joining substantially flat articles ; Making flat seams in tubular or hollow articles
    • B29C66/43—Joining a relatively small portion of the surface of said articles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/40—General aspects of joining substantially flat articles, e.g. plates, sheets or web-like materials; Making flat seams in tubular or hollow articles; Joining single elements to substantially flat surfaces
    • B29C66/41—Joining substantially flat articles ; Making flat seams in tubular or hollow articles
    • B29C66/43—Joining a relatively small portion of the surface of said articles
    • B29C66/431—Joining the articles to themselves
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/70—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material
    • B29C66/72—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the structure of the material of the parts to be joined
    • B29C66/723—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the structure of the material of the parts to be joined being multi-layered
    • B29C66/7232—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the structure of the material of the parts to be joined being multi-layered comprising a non-plastics layer
    • B29C66/72321—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the structure of the material of the parts to be joined being multi-layered comprising a non-plastics layer consisting of metals or their alloys
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/70—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material
    • B29C66/72—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the structure of the material of the parts to be joined
    • B29C66/723—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the structure of the material of the parts to be joined being multi-layered
    • B29C66/7232—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the structure of the material of the parts to be joined being multi-layered comprising a non-plastics layer
    • B29C66/72327—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the structure of the material of the parts to be joined being multi-layered comprising a non-plastics layer consisting of natural products or their composites, not provided for in B29C66/72321 - B29C66/72324
    • B29C66/72328—Paper
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/70—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material
    • B29C66/73—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset
    • B29C66/739—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the material of the parts to be joined being a thermoplastic or a thermoset
    • B29C66/7392—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the material of at least one of the parts being a thermoplastic
    • B29C66/73921—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the material of at least one of the parts being a thermoplastic characterised by the materials of both parts being thermoplastics
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/02—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
    • B29C65/18—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated tools
    • B29C65/24—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated tools characterised by the means for heating the tool
    • B29C65/30—Electrical means
    • B29C65/305—Electrical means involving the use of cartridge heaters
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/40—General aspects of joining substantially flat articles, e.g. plates, sheets or web-like materials; Making flat seams in tubular or hollow articles; Joining single elements to substantially flat surfaces
    • B29C66/41—Joining substantially flat articles ; Making flat seams in tubular or hollow articles
    • B29C66/43—Joining a relatively small portion of the surface of said articles
    • B29C66/431—Joining the articles to themselves
    • B29C66/4312—Joining the articles to themselves for making flat seams in tubular or hollow articles, e.g. transversal seams
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/70—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material
    • B29C66/71—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the composition of the plastics material of the parts to be joined
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/80—General aspects of machine operations or constructions and parts thereof
    • B29C66/81—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps
    • B29C66/812—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the composition, by the structure, by the intensive physical properties or by the optical properties of the material constituting the pressing elements, e.g. constituting the welding jaws or clamps
    • B29C66/8122—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the composition, by the structure, by the intensive physical properties or by the optical properties of the material constituting the pressing elements, e.g. constituting the welding jaws or clamps characterised by the composition of the material constituting the pressing elements, e.g. constituting the welding jaws or clamps
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/80—General aspects of machine operations or constructions and parts thereof
    • B29C66/81—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps
    • B29C66/812—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the composition, by the structure, by the intensive physical properties or by the optical properties of the material constituting the pressing elements, e.g. constituting the welding jaws or clamps
    • B29C66/8126—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the composition, by the structure, by the intensive physical properties or by the optical properties of the material constituting the pressing elements, e.g. constituting the welding jaws or clamps characterised by the intensive physical properties or by the optical properties of the material constituting the pressing elements, e.g. constituting the welding jaws or clamps
    • B29C66/81262—Electrical and dielectric properties, e.g. electrical conductivity
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/80—General aspects of machine operations or constructions and parts thereof
    • B29C66/81—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps
    • B29C66/814—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the design of the pressing elements, e.g. of the welding jaws or clamps
    • B29C66/8145—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the design of the pressing elements, e.g. of the welding jaws or clamps characterised by the constructional aspects of the pressing elements, e.g. of the welding jaws or clamps
    • B29C66/81463—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the design of the pressing elements, e.g. of the welding jaws or clamps characterised by the constructional aspects of the pressing elements, e.g. of the welding jaws or clamps comprising a plurality of single pressing elements, e.g. a plurality of sonotrodes, or comprising a plurality of single counter-pressing elements, e.g. a plurality of anvils, said plurality of said single elements being suitable for making a single joint
    • B29C66/81465—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the design of the pressing elements, e.g. of the welding jaws or clamps characterised by the constructional aspects of the pressing elements, e.g. of the welding jaws or clamps comprising a plurality of single pressing elements, e.g. a plurality of sonotrodes, or comprising a plurality of single counter-pressing elements, e.g. a plurality of anvils, said plurality of said single elements being suitable for making a single joint one placed behind the other in a single row in the feed direction
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/80—General aspects of machine operations or constructions and parts thereof
    • B29C66/81—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps
    • B29C66/816—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the mounting of the pressing elements, e.g. of the welding jaws or clamps
    • B29C66/8161—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the mounting of the pressing elements, e.g. of the welding jaws or clamps said pressing elements being supported or backed-up by springs or by resilient material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/80—General aspects of machine operations or constructions and parts thereof
    • B29C66/82—Pressure application arrangements, e.g. transmission or actuating mechanisms for joining tools or clamps
    • B29C66/824—Actuating mechanisms
    • B29C66/8242—Pneumatic or hydraulic drives
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/80—General aspects of machine operations or constructions and parts thereof
    • B29C66/83—General aspects of machine operations or constructions and parts thereof characterised by the movement of the joining or pressing tools
    • B29C66/832—Reciprocating joining or pressing tools
    • B29C66/8322—Joining or pressing tools reciprocating along one axis
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/80—General aspects of machine operations or constructions and parts thereof
    • B29C66/83—General aspects of machine operations or constructions and parts thereof characterised by the movement of the joining or pressing tools
    • B29C66/832—Reciprocating joining or pressing tools
    • B29C66/8322—Joining or pressing tools reciprocating along one axis
    • B29C66/83221—Joining or pressing tools reciprocating along one axis cooperating reciprocating tools, each tool reciprocating along one axis
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2009/00—Layered products

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Composite Materials (AREA)
  • Lining Or Joining Of Plastics Or The Like (AREA)
  • Package Closures (AREA)
  • Laminated Bodies (AREA)
  • Containers And Plastic Fillers For Packaging (AREA)

Abstract

(57)【要約】 【目的】 熱可塑性材料層と導電性材料層と繊維材料支
持層とが積層された包装材料同志を互いに重ね合わせ
て、シールジョーから高周波電流を導電性材料層に印加
して熱可塑性材料層を加熱溶融し、シールジョーの押圧
面から突出する突条でシール帯域を局部的に圧して、溶
融材料を流動させることにより、上記包装材料同志を互
いに流体密に接合する。 【構成】 シールジョー５の表面から突出する導電性の
突条９に高周波電流を印加しつつ、この突条９を、熱可
塑性材料層３、導電性材料層４ならびに繊維材料支持層
１からなる積層包装材料１０、１１の重ね合わせに押し
つけて、導電性材料層４を介して熱可塑性材料層３を加
熱溶融する。さらにシール帯域１３，１４の中央領域が
突条９で局部的に押しつけられるので、溶融した熱可塑
性材料層３が流動して導電性材料層４の表面から微細な
ゴミなどの異物を流失せしめ、これら導電性材料４間に
異物の混在を無くして接触性を高め、包装材料層１０，
１１同志の密封接合を容易にかつ十分なものとする。

Description

【発明の詳細な説明】
【０００１】
【産業上の利用分野】本発明は、シール帯域内の熱可塑
性材料の外層を互いに接触させてこれらを一時的にシー
ル温度に加熱し、融着するようにして包装積層材料をヒ
ートシールする装置に関する。
【０００２】
【従来の技術】使い捨て方式の包装容器は、牛乳、果実
飲料等に用いられ、一般に積層包装材料で作られる。包
装材料は、両側を均質のプラスチック材料の薄い層で覆
われた、比較的剛性の中心支持層を具備する。この材料
は、アルミニウムはくまたはその他の材料を具備するこ
ともできる。この型の全ての包装積層材料に共通の特徴
は、これらがその外側、少なく共内容物に面する側に熱
可塑性材料、通常はポリエチレンの層を具備し、それに
よって互いに対向した積層材料の二つの部分を熱と圧力
とによって共に液密状態にシールできることである。
【０００３】シールが所望の強さと液密性とを有するた
めには、共にシールすべき二つの熱可塑性の層が必ず清
浄で不純物の無いことが必要である。このような場合に
は熱可塑性の各層の完全な融合を得ることができ、その
結果、強い高密封性の点から見て最適のシールがもたら
される。熱可塑性の層の上には通常、熱可塑性の層の押
出しと共に包装積層材料上に形成される薄い酸化物の被
膜が存在するために熱可塑性の各層の完全な融合が往々
にして阻害され、従ってシールは理論的には可能な強さ
と密封性とを得られない。熱可塑性の層の表面には、例
えば、更にシールを阻害する内容物の残留物のような別
の種類の不純物も生ずる可能性がある。これは、内容物
が在る間に積層材料のシールが行われる、即ちシールを
行い得る前に互いに対向して置かれた熱可塑性材料の表
面間のすきまから内容物を先ず押し出さなければならな
い、という形式の包装製造に特有の問題である。しかし
実際問題として内容物は完全には絞り出されずに微量の
残留物が残り、これがシールを弱める。
【０００４】
【発明が解決しようとしている問題点】本発明の目的
は、前述の全ての難点が回避され且つ得られたシールが
最適の性状を有するように前述の形式の包装積層材料を
ヒートシールすることのできる装置を提供することを目
的とする。本発明の更に目的とするところは、たとえ包
装積層材料が例えば、酸化物、包装内容物の残留物、あ
るいは残渣のような不純物で覆われていても最適なシー
ルを可能とする包装積層材料をヒートシールする装置を
提供することにある。
【０００５】本発明の更にまた、既知の装置に付随する
欠点をなくし、設計が簡単で信頼性のある包装積層材料
をヒートシールする装置を提供することにある。更にこ
の装置は、これを周知の形式の包装機械に適用し、低い
コストで得るものでなければならない。
【０００６】
【問題を解決する手段】本発明の以上その他の目的は繊
維質材料の支持層の内側にアルミ箔等の導電性材料層を
有しさらにその内側に熱可塑性材料層を有する一対の積
層材料を、互いに、その最内層である熱可塑性材料層間
でヒートシールする装置において、該一対の積層材料の
最内層である熱可塑性材料層どうしが少なくともシール
帯域間で、互いに接触させられ、さらに該シール帯域に
沿って積層材料の外層側から該一対の積層材料を押しつ
けるための作用面を有しかつ上記導電性材料層を加熱す
るための高周波電源に接続された細長いシールジョーを
有し、該シールジョーの作用面には、シール帯域内で高
周波加熱により溶融された熱可塑性材料層をシール帯域
へ押し出し堆積させるための突条が設けられていること
を特徴とする積層材料のヒートシール装置により達成さ
れる。
【０００７】
【作用】シールジョーには突条のみならず隣接領域をも
含む積層材料を加熱する領域が具備されているので、加
熱された熱可塑性材料は線状領域から隣接領域へ高速で
押しやられ、それにより既述のように効果的な混合と、
従って優れたシールが得られる。溶融熱可塑性材料がシ
ール帯域から隣接部分わきへ押しやられる間に、溶融熱
可塑性材料は可能な限りの不純物を混入連行し、一方、
互いに対向して置かれた積層材料の二つの熱可塑性の層
は、完全な融合が達成される程度にまで効果的に混合さ
れる。シール帯域内には不純物の無い非常に薄い熱可塑
性の層のみが残り、これが包装積層材料の支持層と密着
し、一方シール帯域の隣接領域内では双方の熱可塑性の
層からの良く混合された熱可塑性材料のたい積部分によ
って強みと優れた密封性が保証される。
【０００８】
【実施例の記載】本発明によるこの方法ならびにこの装
置の好適な実施例を添付図を参照して、詳細に説明す
る。図１に示す包装積層材料は、牛乳およびその他の飲
料の包装にしばしば用いられる形式のものである。この
包装積層材料は全体の厚さが０．４ないし０．５mmで、
繊維状物質の中央支持層１を具備し、この層１はその両
側を熱可塑性材料、特にポリエチレン、の比較的薄い均
質な層２，３で覆われている。外側のプラスチック層３
の一方と支持層１との間には更にアルミニウムはくの層
４がしばしば存在し、この層は熱可塑性材料（図示せ
ず）によって支持層に接合され、外側の均質な層３によ
って完全に覆われる。外側の熱可塑性の層２，３がある
ために、互いにシールされるべき各部分を一緒に押し付
け、同時に熱可塑性材料をその溶融温度にまで加熱する
ことにより、包装積層品を容易にヒートシールすること
ができる。本発明による方法および装置によって多形式
の包装積層材料をシールすることももちろん可能である
が、その包装積層材料は熱可塑性材料の層を備えなけれ
ばならない、とういことが前以て必要である。
【０００９】図２は本発明による装置のシールジョー５
の断面を部分的に示す。シールジョー５は、電気的に不
導性の材料で作られ、導電性の材料、なるべくなら銅、
の棒７が挿入される溝を一方の側面に具えた本体６を具
備する。本体の一方の側面の中央に位置する棒７は、本
体６の周囲の部分と共にシールジョー５の作用面８を形
成する。この棒７は作用面８から突出する突条９が設け
られる。突条９は、断面がほぼ長方形であり、高さが積
層材料の厚さの０．２ないし０．８倍、なるべくは０．
５倍、の範囲であり、幅が包装積層材料の厚さにほぼ等
しいものである。かくしてシールジョー５の作用面８は
積層材料を加熱する中央に在る領域を具備し、これに一
方では突条９が、また他方では突条の側に少なく共一つ
の隣接領域が具えられる。アルミニウムはくを含む積層
材料の高周波溶接を可能とするために、棒７内の材料を
介して、積層材料を加熱する領域を高周波方式などの電
源に接続することができる。アルミニウムはくまたはそ
の他の導電性の層を含まない包装積層材料を一緒に接合
すべき場合には、積層材料を加熱する領域または棒７を
加熱し、また例えば電気抵抗材料でこれを構成すること
もできる。
【００１０】本発明によるシールジョーは、材質ならび
に形式の異なった包装容器のシールの必要条件を満たす
ために、本発明の概念の範囲内で、これを種々の方法で
修正することができる。この種の代表的な修正として、
有害な温度上昇、あるいは加熱されてはならない隣接領
域への好ましくない熱の拡散を防止する冷却剤、例えば
水、の１個以上の導管をシールジョーに設けることがで
きる。シールジョーを、相互に動き得る幾つかの部分と
して設計することもできる。例えば、突条９の両側にあ
るシールジョーの部分を、突条９に対して動き得るよう
にし且つ材料に向かう方向にばね荷重をかけ、それによ
って適切な接触圧力が自動的に生ずるようにすることが
できる。シールジョーはこれを二重にすることができ、
換言すれば、互いにある距離をおいて配設された前述の
形式の２個の本体を具備することができる。この実施例
は、包装材料のチューブが密封される、即ち二つの横断
帯域でシールされ且つこれらの間で切断される場合に特
に適しているが、それはシールジョーの２個の本体の間
の空間でナイフまたはその他何等かの適当な切断装置を
その時に作動させることができるからである。
【００１１】図３は、本発明による方法と装置とによっ
て二つの包装積層材料を一緒にシールする際のシール順
序を示す。二つの包装積層材料１０，１１（または折り
畳まれた同じ包装積層材料の二つの部分）が、シールに
備えて、それらの外側の熱可塑性の層３が互いに対向す
るように接合されている。包装積層材料は、シールジョ
ー５と、包装積層材料の反対側に対向して位置する対向
ジョー１２（一点鎖線で示す）とによって一緒に押し付
けられる。このシールジョー５は図２に示す形式のもの
で、一方対向ジョー１２には積層材料１１に対向して位
置する平らな作用面が設けられる。ジョー５，１２は液
圧式または機械式の駆動装置によって往復運動できるよ
うにして包装機械のフレーム（図示せず）に懸架され、
これによりシールの際ある程度の調節可能な力でこれら
を一緒に押し付けることができる。ジョーが互いに向き
合って動き、その間に置かれた包装積層材料１０，１１
を一緒に押し付け始めると同時にシールジョー５の棒７
が高周波電源に接続される。このようにして包装積層材
料のアルミニウム層４内に交番磁界が誘導され、それに
よってこれらが棒７の表面に対応する領域内で隣接する
熱可塑性の層の溶融温度よりかなり高い温度にまで加熱
される。生成された熱はアルミニウム層間に位置する熱
可塑性の層３に直接伝達され、それによってこれらが溶
融し、流体となる。包装積層材料を突起９と同じ高さで
一緒に押しやる高い圧力（約１００kg／cm2 ）のため
に、溶融熱可塑性材料はシール帯域１３，１４全体の中
の高圧の領域１３から隣接部分１４に走り、または流れ
込む。シール帯域１３，１４の外方の領域で互いに対向
して位置する熱可塑性の層３は引き続き固体の状態を保
ち、互いに対向して押し付けられるので、溶融熱可塑性
材料はそれ以上シール帯域外方に流出できずに参照番号
１４で示される二つの帯域に留まり、ここで細長い圧力
帯域１３と平行に延びるふくらみ部分１５を形成し、そ
の中で互いにシールされた二つの層が混合される。帯域
１３内には表面の凹凸等のために絞り出され得ない微量
のプラスチック材料のみが残り、一方、この帯域の両側
に形成されたふくらみ部分１５にはよく混合されたプラ
スチックの余剰分が包含され、実用上充分な強さのシー
ルが二つの層の間に得られる。帯域１３から帯域１４に
至る流れが非常に速いので、流動するプラスチック材料
内に生ずる乱流によって互いに対向して位置する二つの
層の間からのプラスチック材料のよい混合が保証され、
したがって表面に存在するいかなる表面酸化物またはそ
の他の不純物（例えば包装内容物の残留物からの）でも
プラスチック内に効果的に混合され、それ故シールの強
さを損うような不純物のいかなる凝集性の膜も残存する
ことがない。
【００１２】ある種の充てん物と共に使用するには、よ
り幅広く且つ平たんなふくらみ部分１５を得るために溶
融熱可塑性材料の流れを突条部分から更に遠方へ移行す
ることが有利であろう。この手法によれば、前述の実施
例に比べて更に円滑且つ柔軟性のあるシールを達成する
ことが可能である。またこれによって、シールをより強
め、突出を生じて集中応力がかかる部分のないような、
より直線的なシール・エッジが得られる。前述の利点
は、突条９の縦方向の縁の一方が作用面８の加熱領域の
一方の縁と概ね合致し（図４）、それによって突条９に
隣接する加熱領域が突条の他の側の作用面８のレベルよ
り高いレベルに置かれる本発明の第２実施例によって達
成される。本発明の第２実施例の更に特徴とするところ
によれば、加熱区域のレベルと突条９のレベルとの間の
距離は、前記加熱区域と突条９の他の側の作用面８のレ
ベルとの間の距離にほぼ等しく、換言すれば距離ａは距
離ｂとほぼ同等である（図４）。
【００１３】本発明による装置の第２実施例が用いられ
る場合には、加熱区域に対する突条９の非対称的な位置
決めにより、溶融熱可塑性材料の流れの絶対的に多くの
部分が突条の加熱される側に向けて指向される。加熱区
域が高い位置（本発明の第１実施例に比べて）にあるこ
とにより、加熱区域の外側に在り従って固体の状態にあ
る熱可塑性の層に到達する前の熱可塑性材料の流れに、
より小さく、より細長い空間が残される。従って突条９
の直前にある高圧帯域から絞り出された熱可塑性材料の
細長いふくらみ、またはたい積部分１５は、ふくらみ部
をより柔軟性のあるものとし、シールを更に強力なもの
とする、より平たんで細長い断面形状を与えられる。さ
らに、溶融熱可塑性材料のふくらみ、あるいはたい積部
分１５が限定された線状の外見を具えることを保証する
ため、シール帯域１３，１４の外側に位置する二つのプ
ラスチック積層品の部分を冷却することもできる。これ
は、シール領域の外側に位置して中に液体を通す冷却導
管を２個のジョー５，１２に設けるか、あるいは内容物
の外に同時に力を加えて行われる形式のシールの場合、
包装積層材料の隣接部分を内容物で冷却させるか、のい
ずれかによって達成することができる。中央領域１３か
ら隣接領域１４への溶融熱可塑性材料の効果的な流れを
確保するためには、熱可塑性材料の温度が約１３０℃を
超えると同時に、シール帯域の線状領域１３内の面圧が
約１００kg／cm2 となるような力で突条９を包装積層材
料に押し付けなければならない。
【図面の簡単な説明】
【図１】本発明による方法と装置とによってヒートシー
ルできる形式の包装積層材料の拡大断面図。
【図２】本発明によるシールジョーの拡大断面図。
【図３】本発明による方法と装置とによってヒートシー
ルされる図１の包装積層材料の拡大断面図。
【図４】本発明による第２実施例の拡大断面図である。
【符号の説明】
２ 熱可塑性材料 ３ 熱可塑性材料 ５ シールジョー ８ 作用面 ９ 突条 １３ シール帯域 １４ シール帯域 １５ たい積部分（ふくらみ部分）
───────────────────────────────────────────────────── フロントページの続き (72)発明者 ギユイラ バラ スウエーデン国マルモ，クングソルンスガ タン ４

Claims (1)

    【特許請求の範囲】
  1. 【請求項１】 繊維質材料の支持層（１）の内側にアル
    ミ箔等の導電性材料層（４）を有し、さらにその内側に
    熱可塑性材料層（３）を有する一対の積層材料（１０，
    １１）を互いに、その最内層である熱可塑性材料層
    （３，３）間でヒートシールする装置において、前記熱
    可塑性材料層（３，３）同士を互いに接触させて該一対
    の積層材料（１０，１１）を外側から押しつけるための
    作用面（８）を有するシールジョー（５）が設けられ、
    該シールジョー（５）は、非導電性の本体（６）と該本
    体（６）の一方の側面に設けた導電性の棒（７）とで構
    成され、該棒（７）は、該一方の側面とで前記作用面
    （８）を構成するとともに、前記一対の積層材料（１
    ０，１１）の導電性材料（４）をシール帯域以内で高周
    波誘導加熱し溶融するべく高周波電源に接続されるよう
    になっており、該作用面（８）により前記一対の積層材
    料（１０，１１）の最内層である熱可塑性材料層（３，
    ３）同士が前記シール帯域およびその両外側帯域で互い
    に圧接されるようにされ、さらに前記導電性の棒（７）
    には、該シール帯域以内で、高周波加熱により溶融され
    た熱可塑性の材料層（３，３）をシール帯域の一方の側
    から同シール帯域の他方の側へ押し流すための凸条
    （９）が設けられていることを特徴とする積層材料のヒ
    ートシール装置。
JP17434894A 1981-10-08 1994-07-26 包装積層品をヒ―トシ―ルする装置 Expired - Lifetime JP2501777B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE8105960-2 1981-10-08
SE8105960A SE433322B (sv) 1981-10-08 1981-10-08 Anordning for vermeforsegling av forpackningslaminat - utformning av forseglingsbacken

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
JP26234392A Division JPH0729382B2 (ja) 1981-10-08 1992-09-30 包装積層品をヒートシールする装置

Publications (2)

Publication Number Publication Date
JPH07164523A true JPH07164523A (ja) 1995-06-27
JP2501777B2 JP2501777B2 (ja) 1996-05-29

Family

ID=20344738

Family Applications (4)

Application Number Title Priority Date Filing Date
JP57177486A Granted JPS58134744A (ja) 1981-10-08 1982-10-08 包装材料をヒ−トシ−ルする方法及び装置
JP26234392A Expired - Lifetime JPH0729382B2 (ja) 1981-10-08 1992-09-30 包装積層品をヒートシールする装置
JP17434894A Expired - Lifetime JP2501777B2 (ja) 1981-10-08 1994-07-26 包装積層品をヒ―トシ―ルする装置
JP21880596A Expired - Lifetime JP3175118B2 (ja) 1981-10-08 1996-08-20 ヒートシールされた包装積層品

Family Applications Before (2)

Application Number Title Priority Date Filing Date
JP57177486A Granted JPS58134744A (ja) 1981-10-08 1982-10-08 包装材料をヒ−トシ−ルする方法及び装置
JP26234392A Expired - Lifetime JPH0729382B2 (ja) 1981-10-08 1992-09-30 包装積層品をヒートシールする装置

Family Applications After (1)

Application Number Title Priority Date Filing Date
JP21880596A Expired - Lifetime JP3175118B2 (ja) 1981-10-08 1996-08-20 ヒートシールされた包装積層品

Country Status (16)

Country Link
EP (1) EP0076966B1 (ja)
JP (4) JPS58134744A (ja)
AU (1) AU552656B2 (ja)
BR (1) BR8205892A (ja)
CA (1) CA1200749A (ja)
DE (1) DE3274819D1 (ja)
DK (1) DK158502C (ja)
ES (1) ES279693Y (ja)
GE (1) GEP19970668B (ja)
HK (1) HK22188A (ja)
MY (1) MY100421A (ja)
NO (1) NO163178C (ja)
SE (1) SE433322B (ja)
SU (1) SU1635897A3 (ja)
UA (1) UA5967A1 (ja)
ZA (1) ZA827298B (ja)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1088760A2 (en) 1999-09-30 2001-04-04 Shikoku Kakoki Co., Ltd. Ultrasonic sealing apparatus
US6276114B1 (en) 1998-09-28 2001-08-21 Shikoku Kakoki Co., Ltd. High-frequency heat-sealing apparatus
US6294046B1 (en) 1998-08-10 2001-09-25 Shikoku Kakoki Co., Ltd. Heat-sealing apparatus
EP1231149A1 (en) 2001-02-09 2002-08-14 Shikoku Kakoki Co., Ltd. High frequency heat-sealing apparatus
EP1234771A1 (en) 2001-02-27 2002-08-28 Shikoku Kakoki Co., Ltd. High frequency heat-sealing apparatus
US7484347B2 (en) 2003-10-14 2009-02-03 Tetra Laval Holdings & Finance S.A. Packaging filling apparatus and transversal sealing apparatus

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE433322B (sv) * 1981-10-08 1984-05-21 Tetra Pak Int Anordning for vermeforsegling av forpackningslaminat - utformning av forseglingsbacken
GB2151178B (en) * 1983-12-14 1986-10-29 Laser Engineering Method for joining sheet materials
SE451974B (sv) * 1985-08-22 1987-11-09 Tetra Pak Ab Sett och anordning for induktionsforsegling av termoplastbelagt forpackningsmaterial innefattande atminstone ett skikt av metallfolie
JP2571977B2 (ja) * 1990-10-19 1997-01-16 四国化工機株式会社 チューブ状包装材料のヒートシール装置
DE4205583A1 (de) * 1992-02-24 1993-08-26 Windmoeller & Hoelscher Schweissband
RU2196089C2 (ru) * 1996-01-30 2003-01-10 Тетра-Лаваль Холдингз энд Файнэнс С.А. Устройство герметизации для создания зоны герметизации (варианты) и способ создания зоны герметизации
JP4232922B2 (ja) * 1998-10-30 2009-03-04 日本テトラパック株式会社 ヒートシール装置及び充填機
ES2215874T3 (es) * 2001-03-12 2004-10-16 TETRA LAVAL HOLDINGS & FINANCE S.A. Metodo de cierre hermetico transversal por ultrasonidos y dispositivo para cerrar hermeticamente paredes de un material de empaquetado lleno de un producto alimenticio.
DE10147565A1 (de) * 2001-09-26 2003-04-10 Varta Microbattery Gmbh Vorrichtung zum gas- und flüssigkeitsdichten Versiegeln der Gehäuse von galvanischen Elementen
KR100438019B1 (ko) * 2002-04-12 2004-06-30 김종기 파우치형 액체저장용기용 스파우트의 실링장치, 이를이용한 스파우트의 실링방법 및 파우치형 액체저장용기
JP5040881B2 (ja) * 2008-09-10 2012-10-03 パナソニック株式会社 真空断熱材
JP5333038B2 (ja) 2008-09-10 2013-11-06 パナソニック株式会社 真空断熱材とその製造方法
US8216529B2 (en) * 2008-09-15 2012-07-10 Abbott Point Of Care Inc. Fluid-containing pouches with reduced gas exchange and methods for making same
JP2010255805A (ja) * 2009-04-28 2010-11-11 Panasonic Corp 真空断熱材
JP5779291B1 (ja) * 2014-08-22 2015-09-16 一夫 菱沼 重ね部段差に適応しうる複合ヒートシール構造
JP2020006993A (ja) * 2018-07-06 2020-01-16 凸版印刷株式会社 蒸気抜き機構付きスタンディングパウチおよび蒸気抜き機構付きスタンディングパウチの製造方法

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05269854A (ja) * 1981-10-08 1993-10-19 Tetra Pak Internatl Ab 包装積層品をヒートシールする装置

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3078201A (en) * 1960-03-21 1963-02-19 Midwest Research Inst Seam structure for a flexible bag
NL291443A (ja) * 1962-04-13
DE1221785B (de) * 1964-02-07 1966-07-28 Honsel Karl Heinz Verfahren und Vorrichtung zur Herstellung von Schweissnaehten an miteinander zu ver-schweissenden thermoplastischen Kunststoffolien
US3575769A (en) * 1968-03-27 1971-04-20 American Can Co Tube side seaming method and apparatus
NL6918376A (ja) * 1968-12-24 1970-06-26
US3673041A (en) * 1970-09-08 1972-06-27 Us Army Heat sealer
FR2230484A1 (en) * 1973-05-23 1974-12-20 Thimonnier & Cie Tool for welding thermoplastic films - having double jaws which let weld zone relax during cooling
JPS5934501B2 (ja) * 1975-08-06 1984-08-23 東洋製罐株式会社 袋状容器の製造方法およびその装置
JPS553215A (en) * 1978-06-23 1980-01-11 Hitachi Ltd Semiconductor switch circuit

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05269854A (ja) * 1981-10-08 1993-10-19 Tetra Pak Internatl Ab 包装積層品をヒートシールする装置

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6294046B1 (en) 1998-08-10 2001-09-25 Shikoku Kakoki Co., Ltd. Heat-sealing apparatus
US6276114B1 (en) 1998-09-28 2001-08-21 Shikoku Kakoki Co., Ltd. High-frequency heat-sealing apparatus
EP1088760A2 (en) 1999-09-30 2001-04-04 Shikoku Kakoki Co., Ltd. Ultrasonic sealing apparatus
US7178316B2 (en) 1999-09-30 2007-02-20 Shikoku Kakoki Co., Ltd. Ultrasonic sealing apparatus
EP1231149A1 (en) 2001-02-09 2002-08-14 Shikoku Kakoki Co., Ltd. High frequency heat-sealing apparatus
EP1234771A1 (en) 2001-02-27 2002-08-28 Shikoku Kakoki Co., Ltd. High frequency heat-sealing apparatus
US6837025B2 (en) 2001-02-27 2005-01-04 Shikoku Kakoki Co., Ltd. High-Frequency heat-sealing apparatus
US7484347B2 (en) 2003-10-14 2009-02-03 Tetra Laval Holdings & Finance S.A. Packaging filling apparatus and transversal sealing apparatus

Also Published As

Publication number Publication date
EP0076966B1 (en) 1986-12-30
DK158502C (da) 1990-10-29
EP0076966A1 (en) 1983-04-20
JPH0242055B2 (ja) 1990-09-20
JP2501777B2 (ja) 1996-05-29
SE433322B (sv) 1984-05-21
NO163178B (no) 1990-01-08
NO823345L (no) 1983-04-11
BR8205892A (pt) 1983-09-06
ZA827298B (en) 1983-11-30
DK158502B (da) 1990-05-28
ES279693Y (es) 1985-06-01
JPH09240607A (ja) 1997-09-16
DE3274819D1 (en) 1987-02-05
JPS58134744A (ja) 1983-08-11
CA1200749A (en) 1986-02-18
UA5967A1 (uk) 1994-12-29
AU552656B2 (en) 1986-06-12
MY100421A (en) 1990-09-29
GEP19970668B (en) 1997-01-04
DK441982A (da) 1983-04-09
JPH0729382B2 (ja) 1995-04-05
SU1635897A3 (ru) 1991-03-15
JPH05269854A (ja) 1993-10-19
ES279693U (es) 1984-11-16
SE8105960L (sv) 1983-04-09
NO163178C (no) 1990-04-18
AU8921482A (en) 1983-04-14
JP3175118B2 (ja) 2001-06-11
HK22188A (en) 1988-03-31

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