JPH05330552A - 熱可塑性カップ - Google Patents

熱可塑性カップ

Info

Publication number
JPH05330552A
JPH05330552A JP28724091A JP28724091A JPH05330552A JP H05330552 A JPH05330552 A JP H05330552A JP 28724091 A JP28724091 A JP 28724091A JP 28724091 A JP28724091 A JP 28724091A JP H05330552 A JPH05330552 A JP H05330552A
Authority
JP
Japan
Prior art keywords
wall
cup
container
shaped container
sidewall
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
JP28724091A
Other languages
English (en)
Other versions
JP2668300B2 (ja
Inventor
James A Hill
ジエイムズ・エイ・ヒル
John E Burtch
ジヨン・イー・バーチ
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.)
American Fuji Seal Inc
Original Assignee
Owens Illinois Labels Inc
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 Owens Illinois Labels Inc filed Critical Owens Illinois Labels Inc
Publication of JPH05330552A publication Critical patent/JPH05330552A/ja
Application granted granted Critical
Publication of JP2668300B2 publication Critical patent/JP2668300B2/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
    • B29C57/00—Shaping of tube ends, e.g. flanging, belling or closing; Apparatus therefor, e.g. collapsible mandrels
    • 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
    • B29C61/00—Shaping by liberation of internal stresses; Making preforms having internal stresses; Apparatus therefor
    • B29C61/02—Thermal shrinking
    • B29C61/025—Thermal shrinking for the production of hollow or tubular 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
    • 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
    • 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
    • B29C66/50—General aspects of joining tubular articles; General aspects of joining long products, i.e. bars or profiled elements; General aspects of joining single elements to tubular articles, hollow articles or bars; General aspects of joining several hollow-preforms to form hollow or tubular articles
    • B29C66/51—Joining tubular articles, profiled elements or bars; Joining single elements to tubular articles, hollow articles or bars; Joining several hollow-preforms to form hollow or tubular articles
    • B29C66/53—Joining single elements to tubular articles, hollow articles or bars
    • B29C66/534—Joining single elements to open ends of tubular or hollow articles or to the ends of bars
    • B29C66/5346—Joining single elements to open ends of tubular or hollow articles or to the ends of bars said single elements being substantially flat
    • B29C66/53461—Joining single elements to open ends of tubular or hollow articles or to the ends of bars said single elements being substantially flat joining substantially flat covers and/or substantially flat bottoms to open ends of container bodies
    • 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
    • B29C66/50—General aspects of joining tubular articles; General aspects of joining long products, i.e. bars or profiled elements; General aspects of joining single elements to tubular articles, hollow articles or bars; General aspects of joining several hollow-preforms to form hollow or tubular articles
    • B29C66/61—Joining from or joining on the inside
    • 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
    • B29C66/727—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 porous, e.g. foam
    • 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
    • B29C66/737—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 state of the material of the parts to be joined
    • B29C66/7371—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 state of the material of the parts to be joined oriented or heat-shrinkable
    • B29C66/73715—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 state of the material of the parts to be joined oriented or heat-shrinkable heat-shrinkable
    • 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
    • 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
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D1/00—Rigid or semi-rigid containers having bodies formed in one piece, e.g. by casting metallic material, by moulding plastics, by blowing vitreous material, by throwing ceramic material, by moulding pulped fibrous material or by deep-drawing operations performed on sheet material
    • B65D1/22—Boxes or like containers with side walls of substantial depth for enclosing contents
    • B65D1/26—Thin-walled containers, e.g. formed by deep-drawing operations
    • B65D1/265—Drinking cups
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D11/00—Containers having bodies formed by interconnecting or uniting two or more rigid, or substantially rigid, components made wholly or mainly of plastics material
    • B65D11/02—Containers having bodies formed by interconnecting or uniting two or more rigid, or substantially rigid, components made wholly or mainly of plastics material of curved cross-section
    • 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
    • B29C66/70—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
    • 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
    • B29C66/737—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 state of the material of the parts to be joined
    • B29C66/7371—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 state of the material of the parts to be joined oriented or heat-shrinkable
    • B29C66/73711—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 state of the material of the parts to be joined oriented or heat-shrinkable oriented
    • 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
    • B29C66/818—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 cooling constructional aspects, or by the thermal or electrical insulating or conducting constructional aspects of the welding jaws or of the clamps ; comprising means for compensating for the thermal expansion of the welding jaws or of the clamps
    • B29C66/8181—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 cooling constructional aspects, or by the thermal or electrical insulating or conducting constructional aspects of the welding jaws or of the clamps ; comprising means for compensating for the thermal expansion of the welding jaws or of the clamps characterised by the cooling constructional aspects

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Packages (AREA)
  • Rigid Containers With Two Or More Constituent Elements (AREA)
  • Table Devices Or Equipment (AREA)
  • Stackable Containers (AREA)
  • Laminated Bodies (AREA)
  • Details Of Rigid Or Semi-Rigid Containers (AREA)

Abstract

(57)【要約】 【目的】 熱収縮性−熱可塑性材料で作られる、嵌め合
わせカップ状容器を提供する。 【構成】 開放上端部を有し、凹所を設けた底部を含
む、連続側壁（Ｂ）からなる、２部分構成の嵌め合わせ
カップ状容器（Ｃ）である。上記側壁（Ｂ）は、熱収縮
性で熱可塑性材料の、両端が類似した単一シートから作
られる。このシート両端は、液密継目に沿い相互に結合
される。上記側壁（Ｂ）は、容器（Ｃ）の上端開口部付
近の点から、底部付近の点まで下方に伸び出した後、側
壁の下縁（１１）で上方に折り込まれ、二重壁部分（１
０、１２）、と上記側壁底縁の半径方向内側に伸び出す
部分に封止結合される分離した底部部材（１４）の下に
横たわる、半径方向内側に伸び出す環状部分（１３）、
とを形成する。

Description

【発明の詳細な説明】
【０００１】この発明は、嵌め合わせカップ状容器、そ
して特に熱収縮性の熱可塑性材料でつくられる上記容器
に関するものである。
【０００２】発明の背景と要約 米国特許第３，８５４，５８３号（アンバーグその他）
は、海綿状熱可塑性材料からつくられ、かつ容器の口に
は巻いたへりすなわちビードが設けられている、本体を
含む容器を開示している。上記の口に巻いたへりすなわ
ちビードは、容器の口の部分において、その容器を強化
するのに役立ち、この容器から飲料を飲むのに滑らかな
縁を与え、しかもキャップすなわちかぶせ蓋を容器に緊
締するのに有効な、容器の側壁からの突起を備える。上
記米国特許第３，８５４，５８３号に示された形式の容
器は、例えば、コーヒー飲料の一回に飲む実用量に対す
るカップとして大規模に利用されてきた、そしてこのよ
うに利用される時には、上記容器の本体は、一般に、熱
収縮性−熱可塑性材料の長方形半加工品から、嵌め合わ
せまたは円錐台形状に作られ、その作られる工程は円錐
台成形マンドレルの外面に対して、上記半加工品から成
形される円筒スリーブの収縮を含む工程による。一般
に、上記のようなカップは、米国特許第４，０５３，３
４６号（アンバーグその他）に開示されたものに類似の
装置により作られ、そして米国特許第４，０７２，５４
９号（アンバーグその他）に開示されたものに類似の装
置によって作ることもできる。
【０００３】１９８９年４月１４日出願の米国特許出願
第３３０，０２６号および、１９９０年４月３日出願の
米国特許出願第５０４，１６８号には、容器が倒立位置
で作られる類似の装置が開示されている。上記容器は、
その底部に凹所を設けるならば、一層安定になることは
知られている。このような凹所は、発泡シートをまず成
形用プレフォーム上で収縮し、この成形用プレフォーム
から取り出した後、圧縮成形用金型内に置き、最初に加
熱し、次に冷却する方法と装置で成形されることが示唆
されている。米国特許第３，９６７，９９１号を調べら
れたい。このような方法は、成功したとしても、高価で
時間を浪費し、しかも高価で複雑な付帯設備を必要とす
る。
【０００４】従って、本発明の主目的は、まずスリーブ
状部材を作るためヒートシールすなわち溶封される、両
端が類似しているシートから成形され、底部に凹所が設
けられ；公知の装置で容易に成形されて、上記凹所が設
けられた底部が容器に安定性を与え；容器が容易に積み
重ねられ；容器がコーヒーまたは茶等の香辛料を受け入
れるに十分な大きさの穴を有し、計量分配機に使用する
ように嵌め合い；そして上記穴の深さが比較的容易に変
更できる、２部分からなる嵌め合わせ容器を提供するこ
とにある。本発明によれば、２部分からなる嵌め合わせ
カップ状容器は、開放上端部を有し、かつ凹所が設けら
れた底部を含む側壁からなる。この側壁は、上記容器内
に入れられる、液体製品に接触するようになっている内
面を有している熱収縮性−熱可塑性材料の両端が類似し
ている単一シートから作られる。このシートの両端は液
密継目に沿い相互に結合される。上記側壁は容器の上端
の開口部付近の点から、底部付近の点まで下方に伸び出
し、その後側壁下縁部で上方に折り込まれて二重壁部
分、と上記側壁の底縁の半径方向内側に伸び出す部分に
封止−結合される、分離した底部部材の下に横たわる、
半径方向内側に伸び出す環状部分、とを形成する。
【０００５】詳細な説明 図１および２について説明すると、本発明を具体化する
容器Ｃは、フォームプラスチック材料で作られ、そして
嵌め合わせすなわち一般に円錐台形状をしている。容器
Ｃの巻いたへりＲは、容器の開放大端部に位置し、そし
て上記容器Ｃはまた、小端部Ｅを有し、前記米国特許第
３，８５４，５８３号に大体記載されているように、上
記容器Ｃが直立位置にある時に、例えば、ホットコーヒ
ーを入れることができるように、上記小端部Ｅは閉鎖さ
れる。図１および２に示されるように、上記容器の本体
側壁Ｂの下縁は、上記側壁に一体接合される、軸線方向
外壁１０で形成され、そして一体接合部１１は軸線方向
内壁１２を上記外壁１０に接合する。半径方向内側に伸
び出す一体環状リップ１３は、上記内壁１２の上端部か
ら伸び出し、その上面は、フォームプラスチック材料で
作られる、底部形成部材すなわち円板１４にヒートシー
ルすなわち溶封で結合される。上記外壁１０、内壁１２
は、壁１０、１２の厚さ合計が、上記側壁Ｂの残余部分
の厚さの２倍よりも小さくなるように圧縮される。容器
の面は全体にわたって滑らかである。上記側壁Ｂは、一
体肩１６により外壁１０に通常接合され、最低の堆積の
高さ内で、容器の積み重ねを容易にする。上記内壁１２
と外壁１０とは平行で、かつ隣接関係で圧縮される。
【０００６】従って、上記容器Ｃは、安定性を与える凹
所を設けた底部、と容器を互いの上に堆積するのを禁止
されずに、コーヒーまたは茶等の香辛料で満たし得るよ
うに作られた穴、とを有する。勿論、円筒状またはその
他嵌め合わせしない容器が、その容器開放端部に、上記
容器Ｃの巻いたへりＲに類似の巻いたへりを備え得るこ
とも予想される。上記容器Ｃ、または少なくともその本
体側壁Ｂは、前記米国特許第３，８５４，５８３号、お
よび前記米国特許第４，０５３，３４６号に開示された
もののほぼ類似装置、または適当に変型された前記米国
特許第４，０７２，５４９号に開示されたものにほぼ類
似の装置の教示するものに従い、適当な熱収縮性−熱可
塑性材料の長方形半加工品から好適に作られる。
【０００７】一回に飲む飲料の実用量、すなわち６〜２
０oz. 容器を提供するための、容器の製造において、上
記引用の任意の形式の装置により、一般に各容器は、硬
質の延伸海綿状高分子材料、例えば、約１８〜２５mils
（０．０１８〜０．０２５inch）の初期厚さを有し、か
つ約１０〜１２ＰＣＦ（ポンド／立方フート）の密度を
有する、海綿状汎用の、または中間耐衝撃性ポリスチレ
ンの半加工品から作られる。勿論、硬質の熱可塑性材料
の他形式の使用が予想されるが、海綿状ポリスチレンを
単独に、または例えば、海綿状ポリスチレンの薄い表層
と同時押出しの他の材料と結合したものが、経済、剛性
および断熱特性のためには望ましい。
【０００８】円筒状スリーブは、スリーブ巻取位置にお
いて、適当な熱収縮材料の不定長のウエブから連続的に
切断される長方形の半加工品から、スリーブ形成マンド
レル上で連続して作られる。各スリーブは、上記スリー
ブ形成マンドレル上で形成され、そして両端は、カップ
製造機械の加熱部分を連続的にマンドレルと共に通過前
進し、熱により相互に重複関係に結合される。上記加熱
部分は、好適には上記マンドレルの上方および両側の、
細長い電気的赤外線輻射加熱器の形式で、それらが前進
するにつれ、そしてスリーブの材料の熱収縮能力のため
に、上記加熱部分は、収縮マンドレル上の円筒状スリー
ブを徐々にマンドレルと密に係合した関係に収縮させ、
へりのない容器の本体を形成する。さらに、各マンドレ
ルは、他の加熱部分を通過するにつれ、それ自体の軸線
の周りに回転され、上記マンドレル上のスリーブの均一
な収縮を与える。
【０００９】このように、開放上端部を有し、かつ凹所
の設けられた底部を含む、連続した側壁からなる、２部
分構成の嵌め合わせカップ状容器が提供されることが理
解される。上記側壁は、熱収縮性−熱可塑性材料の両端
が類似している単一シートから作られる。このシートの
両端は、液密継目に沿い相互に結合される。上記側壁
は、容器の上端開口部付近の点から、底部付近の点まで
下方に伸び出し、その後側壁の下縁部で上方に折り込ま
れて二重壁部分、と上記側壁の底縁の半径方向内側に伸
び出す部分に封止結合される、分離した底部部材の下に
横たわる、半径方向内側に伸び出す環状部分、とを形成
する。
【００１０】従って、２部分からなる嵌め合わせ容器
で、スリーブ状部材を与えるため、まずヒートシールさ
れる、両端が類似したシートから作られ、かつ凹所のあ
る底部を有し；この容器が公知の装置上で容易に作ら
れ；そして凹所が設けられた底部の構造は容器に安定性
を与え；上記容器が容易に積み重ねられ；容器がコーヒ
ーまたは茶等の香辛料を受け入れるに十分な大きさの穴
を有し、計量分配機に使用するように嵌め合い；そして
上記穴の深さが比較的容易に変更できる、２部分からな
る嵌め合わせ容器が提供されることが理解される。
【図面の簡単な説明】
【図１】本発明を具体化する容器の部分断面立面図であ
る。
【図２】上記容器の一部の部分垂直断面図である。
【符号の説明】
１０ 軸線方向外壁 １１ 一体接合部 １２ 軸線方向内壁 １３ 一体環状リップ（半径方向内側に伸び出る） １４ 円板 １６ 一体肩 Ｂ 本体側壁 Ｃ 容器 Ｅ 小端部 Ｒ 巻いたへり

Claims (6)

    【特許請求の範囲】
  1. 【請求項１】カップ状容器で、 熱収縮性−熱可塑性材料の両端が類似している単一シー
    トから作られた側壁、 該シートの両端が、継目をつくるよう相互に結合され、 上記側壁が、上記容器の上端開口部付近の点から、底部
    付近の点まで、内向き下方に伸び出しており、そして上
    記側壁の底に凹所が設けられた底部は、上記容器の口の
    方に向かい、その下縁に沿って折り込まれた一体折込部
    分からなり、内壁と外壁とを有する二重壁部分、と半径
    方向内側に伸び出す環状部分、とを形成し、 該半径方向内側に伸び出す部分の上に横たわり、かつ該
    半径方向内側に伸び出す部分に封止結合される、分離し
    た底部部材、を含み、 上記外壁と上記内壁とが、隣接関係にあるカップ状容
    器。
  2. 【請求項２】上記外壁および上記内壁が平行である、請
    求項１に記載のカップ状容器。
  3. 【請求項３】上記外壁および上記内壁が圧縮された隣接
    関係にある、請求項１に記載のカップ状容器。
  4. 【請求項４】上記隣接する壁の断面の厚さが、上記側壁
    の厚さの２倍よりも僅かに小さくなっている、請求項３
    に記載のカップ状容器。
  5. 【請求項５】上記底部部材が、熱可塑性発泡材料で作ら
    れた円板を含み、 該円板が、上記半径方向内側に伸び出す部分の外径より
    も小さい直径を有し、 そして、上記半径方向内側に伸び出す部分に接着剤なし
    に封止結合される、請求項１に記載のカップ状容器。
  6. 【請求項６】上記底部部材が、上記半径方向内側に伸び
    出す部分に溶封され、そして上記外壁および上記内壁が
    相互に溶封される、請求項１に記載のカップ状容器。
JP28724091A 1990-10-09 1991-10-08 熱可塑性カップ Expired - Lifetime JP2668300B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US07/594533 1990-10-09
US07/594,533 US5062568A (en) 1990-10-09 1990-10-09 Thermoplastic cup and method and apparatus for making
US7/594533 1990-10-09

Publications (2)

Publication Number Publication Date
JPH05330552A true JPH05330552A (ja) 1993-12-14
JP2668300B2 JP2668300B2 (ja) 1997-10-27

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ID=24379282

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Application Number Title Priority Date Filing Date
JP28724091A Expired - Lifetime JP2668300B2 (ja) 1990-10-09 1991-10-08 熱可塑性カップ

Country Status (8)

Country Link
US (1) US5062568A (ja)
EP (1) EP0480675B1 (ja)
JP (1) JP2668300B2 (ja)
AT (1) ATE116615T1 (ja)
AU (1) AU640271B2 (ja)
DE (1) DE69106477T2 (ja)
ES (1) ES2066369T3 (ja)
NZ (1) NZ240007A (ja)

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Also Published As

Publication number Publication date
ATE116615T1 (de) 1995-01-15
DE69106477D1 (de) 1995-02-16
US5062568A (en) 1991-11-05
DE69106477T2 (de) 1995-05-11
EP0480675A1 (en) 1992-04-15
EP0480675B1 (en) 1995-01-04
ES2066369T3 (es) 1995-03-01
NZ240007A (en) 1993-10-26
AU640271B2 (en) 1993-08-19
AU8551591A (en) 1992-04-16
JP2668300B2 (ja) 1997-10-27

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