CA2018394A1 - Tube double paroi a nervures annulaires - Google Patents

Tube double paroi a nervures annulaires

Info

Publication number
CA2018394A1
CA2018394A1 CA2018394A CA2018394A CA2018394A1 CA 2018394 A1 CA2018394 A1 CA 2018394A1 CA 2018394 A CA2018394 A CA 2018394A CA 2018394 A CA2018394 A CA 2018394A CA 2018394 A1 CA2018394 A1 CA 2018394A1
Authority
CA
Canada
Prior art keywords
skin
ribbed tube
annularly ribbed
parisons
tube
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
CA2018394A
Other languages
English (en)
Other versions
CA2018394C (fr
Inventor
Manfred A. A. Lupke
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.)
Individual
Original Assignee
Individual
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
Application filed by Individual filed Critical Individual
Priority to CA002018394A priority Critical patent/CA2018394C/fr
Publication of CA2018394A1 publication Critical patent/CA2018394A1/fr
Application granted granted Critical
Publication of CA2018394C publication Critical patent/CA2018394C/fr
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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/30—Extrusion nozzles or dies
    • B29C48/303—Extrusion nozzles or dies using dies or die parts movable in a closed circuit, e.g. mounted on movable endless support
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/001—Combinations of extrusion moulding with other shaping operations
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/001—Combinations of extrusion moulding with other shaping operations
    • B29C48/0011—Combinations of extrusion moulding with other shaping operations combined with compression moulding
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/001—Combinations of extrusion moulding with other shaping operations
    • B29C48/002—Combinations of extrusion moulding with other shaping operations combined with surface shaping
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/13—Articles with a cross-section varying in the longitudinal direction, e.g. corrugated pipes
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/16—Articles comprising two or more components, e.g. co-extruded layers
    • B29C48/18—Articles comprising two or more components, e.g. co-extruded layers the components being layers
    • B29C48/21—Articles comprising two or more components, e.g. co-extruded layers the components being layers the layers being joined at their surfaces

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
CA002018394A 1990-06-06 1990-06-06 Tube double paroi a nervures annulaires Expired - Lifetime CA2018394C (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA002018394A CA2018394C (fr) 1990-06-06 1990-06-06 Tube double paroi a nervures annulaires

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA002018394A CA2018394C (fr) 1990-06-06 1990-06-06 Tube double paroi a nervures annulaires

Publications (2)

Publication Number Publication Date
CA2018394A1 true CA2018394A1 (fr) 1991-12-06
CA2018394C CA2018394C (fr) 1999-11-16

Family

ID=4145154

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002018394A Expired - Lifetime CA2018394C (fr) 1990-06-06 1990-06-06 Tube double paroi a nervures annulaires

Country Status (1)

Country Link
CA (1) CA2018394C (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5489201A (en) * 1993-04-15 1996-02-06 Cullom Machine Tool & Die, Inc. Plastic tile corrugator and mold blocks

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5489201A (en) * 1993-04-15 1996-02-06 Cullom Machine Tool & Die, Inc. Plastic tile corrugator and mold blocks
US5494430A (en) * 1993-04-15 1996-02-27 Cullom Machine Tool & Die, Inc. Plastic tube corrugator with mold blocks
US5531583A (en) * 1993-04-15 1996-07-02 Cullom Machine Tool & Die, Inc. Vacuum mold blocks with cooling for corrugated tubing
US5645871A (en) * 1993-04-15 1997-07-08 Cullom Machine Tool & Die, Inc. Plastic tile corrugator and mold blocks

Also Published As

Publication number Publication date
CA2018394C (fr) 1999-11-16

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Legal Events

Date Code Title Description
EEER Examination request
MKEX Expiry