CA949711A - Expandable poincon method and apparatus - Google Patents

Expandable poincon method and apparatus

Info

Publication number
CA949711A
CA949711A CA114,511A CA114511A CA949711A CA 949711 A CA949711 A CA 949711A CA 114511 A CA114511 A CA 114511A CA 949711 A CA949711 A CA 949711A
Authority
CA
Canada
Prior art keywords
poincon
expandable
poincon method
expandable poincon
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
Application number
CA114,511A
Inventor
David A. Gaudet
John M. Wathen (Jr.)
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.)
Primerica Inc
Original Assignee
American Can Co
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 American Can Co filed Critical American Can Co
Application granted granted Critical
Publication of CA949711A publication Critical patent/CA949711A/en
Expired 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
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/14—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles
    • B29C45/14598—Coating 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
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/14—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles
    • B29C45/14598—Coating tubular articles
    • B29C2045/14606—Mould cavity sealing means
    • 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
    • B29L2023/00—Tubular articles
    • B29L2023/20—Flexible squeeze tubes, e.g. for cosmetics

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Medical Preparation Storing Or Oral Administration Devices (AREA)
CA114,511A 1970-09-14 1971-06-01 Expandable poincon method and apparatus Expired CA949711A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US7208370A 1970-09-14 1970-09-14

Publications (1)

Publication Number Publication Date
CA949711A true CA949711A (en) 1974-06-25

Family

ID=22105452

Family Applications (1)

Application Number Title Priority Date Filing Date
CA114,511A Expired CA949711A (en) 1970-09-14 1971-06-01 Expandable poincon method and apparatus

Country Status (6)

Country Link
JP (1) JPS5316021B1 (en)
AU (1) AU463886B2 (en)
CA (1) CA949711A (en)
DE (1) DE2141956A1 (en)
FR (1) FR2106494A1 (en)
NL (1) NL7112552A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58205745A (en) * 1982-05-25 1983-11-30 Yoshida Kogyo Kk <Ykk> Method and apparatus for molding cylindrical container
AT509616B1 (en) * 2010-03-26 2012-01-15 Georg Kaufmann Formenbau Ag INJECTION MOLDING

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2923975A (en) * 1960-02-09 Method for moulding a tube of plastic material
NL157268C (en) * 1968-03-20

Also Published As

Publication number Publication date
DE2141956A1 (en) 1972-03-23
AU3339571A (en) 1973-03-22
JPS5316021B1 (en) 1978-05-29
FR2106494B1 (en) 1974-03-29
AU463886B2 (en) 1975-08-07
NL7112552A (en) 1972-03-16
FR2106494A1 (en) 1972-05-05

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