CA1275269C - Cup rim and method - Google Patents

Cup rim and method

Info

Publication number
CA1275269C
CA1275269C CA000506755A CA506755A CA1275269C CA 1275269 C CA1275269 C CA 1275269C CA 000506755 A CA000506755 A CA 000506755A CA 506755 A CA506755 A CA 506755A CA 1275269 C CA1275269 C CA 1275269C
Authority
CA
Canada
Prior art keywords
sidewall
cup
container
layer
foamed
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.)
Expired - Lifetime
Application number
CA000506755A
Other languages
English (en)
French (fr)
Inventor
Kenneth W. Baker
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.)
Solo Cup Operating Corp
Original Assignee
Sweetheart Cup Co 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 Sweetheart Cup Co Inc filed Critical Sweetheart Cup Co Inc
Application granted granted Critical
Publication of CA1275269C publication Critical patent/CA1275269C/en
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
    • B29C57/12—Rim rolling
    • 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
    • B65D3/00—Rigid or semi-rigid containers having bodies or peripheral walls of curved or partially-curved cross-section made by winding or bending paper without folding along defined lines
    • B65D3/22—Rigid or semi-rigid containers having bodies or peripheral walls of curved or partially-curved cross-section made by winding or bending paper without folding along defined lines with double walls; with walls incorporating air-chambers; with walls made of laminated material
    • 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
    • B65D3/00—Rigid or semi-rigid containers having bodies or peripheral walls of curved or partially-curved cross-section made by winding or bending paper without folding along defined lines
    • B65D3/28—Other details of walls
    • 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
    • B29C2793/00—Shaping techniques involving a cutting or machining operation
    • B29C2793/0054—Shaping techniques involving a cutting or machining operation partially cutting through the 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
    • B29C59/00—Surface shaping of articles, e.g. embossing; Apparatus therefor
    • B29C59/02—Surface shaping of articles, e.g. embossing; Apparatus therefor by mechanical means, e.g. pressing
    • B29C59/04—Surface shaping of articles, e.g. embossing; Apparatus therefor by mechanical means, e.g. pressing using rollers or endless belts
    • 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
    • B29L2031/00—Other particular articles
    • B29L2031/712—Containers; Packaging elements or accessories, Packages
    • B29L2031/7132—Bowls, Cups, Glasses

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Containers Having Bodies Formed In One Piece (AREA)
  • Laminated Bodies (AREA)
  • Table Devices Or Equipment (AREA)
  • Permanent Magnet Type Synchronous Machine (AREA)
  • Packages (AREA)
  • Closures For Containers (AREA)
CA000506755A 1985-04-16 1986-04-15 Cup rim and method Expired - Lifetime CA1275269C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US72363985A 1985-04-16 1985-04-16
US723,639 1985-04-16

Publications (1)

Publication Number Publication Date
CA1275269C true CA1275269C (en) 1990-10-16

Family

ID=24907082

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000506755A Expired - Lifetime CA1275269C (en) 1985-04-16 1986-04-15 Cup rim and method

Country Status (7)

Country Link
EP (1) EP0217864A1 (enrdf_load_stackoverflow)
JP (1) JPS63500164A (enrdf_load_stackoverflow)
AU (1) AU582845B2 (enrdf_load_stackoverflow)
CA (1) CA1275269C (enrdf_load_stackoverflow)
DE (1) DE3690205T1 (enrdf_load_stackoverflow)
GB (1) GB2187083B (enrdf_load_stackoverflow)
WO (1) WO1986006045A1 (enrdf_load_stackoverflow)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2187129B (en) * 1986-02-05 1989-11-01 Mono Containers Ltd Method for forming curled rims on cups, cups made by such a method, and moulds for forming the cups
US5029749A (en) * 1990-09-14 1991-07-09 James River Corporation Paper container and method of making the same
US5184995A (en) * 1990-12-31 1993-02-09 James River Corporation Of Virginia Containers and blanks with a curled edge and method of making same
US6136396A (en) 1996-08-12 2000-10-24 Tenneco Packaging Inc. Polymeric articles having antistatic properties and methods for their manufacture
DE19942874C2 (de) * 1999-09-08 2001-10-31 Illig Maschinenbau Adolf Formwerkzeug zum Herstellen von Behältern aus einer erwärmten thermoplastischen Kunststoffolie und Behälter
CA2960892C (en) 2014-09-23 2019-03-12 Dart Container Corporation Insulated container and methods of making and assembling

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2272920A (en) * 1940-02-23 1942-02-10 Paper Container Mfg Company Method of forming reinforcing beads on conical paper cups
US2925757A (en) * 1955-02-16 1960-02-23 Acme Steel Co Method of forming a container
US3182882A (en) * 1963-06-18 1965-05-11 American Can Co Skived brim cup and blank therefor
FR1420397A (fr) * 1964-07-20 1965-12-10 Machine pour la fabrication de récipients tronconiques en matière en feuille, plus spécialement de pots pour yaourt
US3568872A (en) * 1968-10-28 1971-03-09 Monsanto Co Insulated plastic container
US4197948A (en) * 1971-12-23 1980-04-15 Owens-Illinois, Inc. Nestable foam cup
JPS5344277A (en) * 1976-10-04 1978-04-20 Sekisui Plastics Producing method of developed panel of paper box
JPS5938216B2 (ja) * 1977-05-09 1984-09-14 日本鉱業株式会社 コバルト石けんの製造方法

Also Published As

Publication number Publication date
AU582845B2 (en) 1989-04-13
WO1986006045A1 (en) 1986-10-23
AU5624186A (en) 1986-11-05
JPS63500164A (ja) 1988-01-21
DE3690205T1 (enrdf_load_stackoverflow) 1987-08-27
GB2187083A (en) 1987-09-03
GB2187083B (en) 1989-10-18
GB8629782D0 (en) 1987-01-21
EP0217864A1 (en) 1987-04-15

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Legal Events

Date Code Title Description
MKEX Expiry