FR2180831A1 - - Google Patents

Info

Publication number
FR2180831A1
FR2180831A1 FR7313673A FR7313673A FR2180831A1 FR 2180831 A1 FR2180831 A1 FR 2180831A1 FR 7313673 A FR7313673 A FR 7313673A FR 7313673 A FR7313673 A FR 7313673A FR 2180831 A1 FR2180831 A1 FR 2180831A1
Authority
FR
France
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
FR7313673A
Other versions
FR2180831B3 (fr
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.)
USM Corp
Original Assignee
USM Corp
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 USM Corp filed Critical USM Corp
Publication of FR2180831A1 publication Critical patent/FR2180831A1/fr
Application granted granted Critical
Publication of FR2180831B3 publication Critical patent/FR2180831B3/fr
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
    • B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/34—Auxiliary operations
    • B29C44/36—Feeding the material to be shaped
    • B29C44/38—Feeding the material to be shaped into a closed space, i.e. to make articles of definite length
    • B29C44/42—Feeding the material to be shaped into a closed space, i.e. to make articles of definite length using pressure difference, e.g. by injection or by vacuum
    • 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
    • B29C45/16—Making multilayered or multicoloured articles
    • B29C45/1642—Making multilayered or multicoloured articles having a "sandwich" structure
    • B29C45/1645—Injecting skin and core materials from the same injection cylinder, e.g. mono-sandwich moulding

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
FR7313673A 1972-04-17 1973-04-16 Expired FR2180831B3 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1754572 1972-04-17

Publications (2)

Publication Number Publication Date
FR2180831A1 true FR2180831A1 (fr) 1973-11-30
FR2180831B3 FR2180831B3 (fr) 1976-04-02

Family

ID=10097063

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7313673A Expired FR2180831B3 (fr) 1972-04-17 1973-04-16

Country Status (3)

Country Link
DE (1) DE2319543A1 (fr)
FR (1) FR2180831B3 (fr)
IT (1) IT983906B (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2005087473A1 (fr) 2004-03-01 2005-09-22 Aisapack Holding S.A. Dose multicouche

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2005087473A1 (fr) 2004-03-01 2005-09-22 Aisapack Holding S.A. Dose multicouche
US7959996B2 (en) 2004-03-01 2011-06-14 Aisapack Holding S.A. Multilayer dose

Also Published As

Publication number Publication date
IT983906B (it) 1974-11-11
FR2180831B3 (fr) 1976-04-02
DE2319543A1 (de) 1973-10-31

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Legal Events

Date Code Title Description
ST Notification of lapse