IT943162B - PROCEDURE FOR THE MANUFACTURE OF CUP ITEMS FROM SHEETS OF POLYOLEFIN PLASTIC MATERIAL - Google Patents

PROCEDURE FOR THE MANUFACTURE OF CUP ITEMS FROM SHEETS OF POLYOLEFIN PLASTIC MATERIAL

Info

Publication number
IT943162B
IT943162B IT7096971A IT7096971A IT943162B IT 943162 B IT943162 B IT 943162B IT 7096971 A IT7096971 A IT 7096971A IT 7096971 A IT7096971 A IT 7096971A IT 943162 B IT943162 B IT 943162B
Authority
IT
Italy
Prior art keywords
cup
items
sheets
procedure
manufacture
Prior art date
Application number
IT7096971A
Other languages
Italian (it)
Original Assignee
Shell Nv
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 Shell Nv filed Critical Shell Nv
Application granted granted Critical
Publication of IT943162B publication Critical patent/IT943162B/en

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
    • B29C51/00—Shaping by thermoforming, i.e. shaping sheets or sheet like preforms after heating, e.g. shaping sheets in matched moulds or by deep-drawing; Apparatus therefor
    • B29C51/002—Shaping by thermoforming, i.e. shaping sheets or sheet like preforms after heating, e.g. shaping sheets in matched moulds or by deep-drawing; Apparatus therefor characterised by the choice of 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
    • B29C51/00—Shaping by thermoforming, i.e. shaping sheets or sheet like preforms after heating, e.g. shaping sheets in matched moulds or by deep-drawing; Apparatus therefor
    • B29C51/04—Combined thermoforming and prestretching, e.g. biaxial stretching
    • 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
    • B29C51/00—Shaping by thermoforming, i.e. shaping sheets or sheet like preforms after heating, e.g. shaping sheets in matched moulds or by deep-drawing; Apparatus therefor
    • B29C51/10—Forming by pressure difference, e.g. vacuum

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
IT7096971A 1970-12-04 1971-12-02 PROCEDURE FOR THE MANUFACTURE OF CUP ITEMS FROM SHEETS OF POLYOLEFIN PLASTIC MATERIAL IT943162B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US9512370A 1970-12-04 1970-12-04
US9508670A 1970-12-04 1970-12-04

Publications (1)

Publication Number Publication Date
IT943162B true IT943162B (en) 1973-04-02

Family

ID=26789709

Family Applications (1)

Application Number Title Priority Date Filing Date
IT7096971A IT943162B (en) 1970-12-04 1971-12-02 PROCEDURE FOR THE MANUFACTURE OF CUP ITEMS FROM SHEETS OF POLYOLEFIN PLASTIC MATERIAL

Country Status (8)

Country Link
AU (1) AU474494B2 (en)
BE (1) BE775844A (en)
CA (1) CA995433A (en)
DE (1) DE2159886A1 (en)
FR (1) FR2116487B1 (en)
GB (1) GB1367338A (en)
IT (1) IT943162B (en)
SE (1) SE379670B (en)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52144061A (en) * 1976-05-27 1977-12-01 Sumitomo Bakelite Co Method and device for thermally forming plastic sheet
GB1593311A (en) 1977-03-30 1981-07-15 Shell Int Research Making cupped articles from mixed polyolefin plastics sheet
SE423878B (en) * 1977-07-25 1982-06-14 Bellaplast Gmbh PROCEDURE FOR MANUFACTURING THIN-WALL ARTICLES OF CRYSTALLIC THERMOPLASTIC MATERIAL
US4404162A (en) * 1979-07-16 1983-09-13 Sumitomo Bakelite Company Ltd. Process for producing a thin-wall deep drawn container of thermoplastic resin
GB2107636B (en) * 1981-09-04 1985-12-24 Cosden Technology Method and apparatus for producing biaxially oriented hollow articles
US4388356A (en) 1981-11-16 1983-06-14 The Goodyear Tire & Rubber Company Heat setting a thermoformed PET article utilizing a male plug as a constraint
US4554125A (en) * 1983-03-17 1985-11-19 Schering Corporation Method of making a stopper for a sterile fluid container
US4635807A (en) * 1983-03-17 1987-01-13 Schering Corporation Stopper for sterile fluid containers
DE3446650A1 (en) * 1984-12-20 1986-06-26 Multivac Sepp Haggenmüller KG, 8941 Wolfertschwenden PACKING MACHINE
US4883633A (en) * 1987-12-24 1989-11-28 Rampart Packaging Inc. Process and apparatus for production of articles with selectively thinned portions using a multi-radius forming plug
US4883190A (en) * 1988-08-15 1989-11-28 Rampart Packaging, Inc. Thermoplastic bellows lid for thermoplastic containers
WO1990002645A1 (en) * 1988-09-16 1990-03-22 Garwood Limited Improved packaging
US20160176112A1 (en) * 2014-10-28 2016-06-23 Full Spectrum Laser, LLC Release liner/layer, system and method of using the same with additive manufacturing

Also Published As

Publication number Publication date
CA995433A (en) 1976-08-24
FR2116487B1 (en) 1974-08-19
BE775844A (en) 1972-05-26
SE379670B (en) 1975-10-20
AU474494B2 (en) 1976-07-22
FR2116487A1 (en) 1972-07-13
AU3642971A (en) 1973-06-07
GB1367338A (en) 1974-09-18
DE2159886A1 (en) 1972-06-15

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