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FR2397280A1 - Procede de moulage de pieces thermoplastiques en plusieurs parties et dispositif pour la mise en oeuvre de ce procede - Google Patents

Procede de moulage de pieces thermoplastiques en plusieurs parties et dispositif pour la mise en oeuvre de ce procede

Info

Publication number
FR2397280A1
FR2397280A1 FR7721455A FR7721455A FR2397280A1 FR 2397280 A1 FR2397280 A1 FR 2397280A1 FR 7721455 A FR7721455 A FR 7721455A FR 7721455 A FR7721455 A FR 7721455A FR 2397280 A1 FR2397280 A1 FR 2397280A1
Authority
FR
France
Prior art keywords
tools
moulding
injection moulding
parting line
composite structures
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.)
Withdrawn
Application number
FR7721455A
Other languages
English (en)
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.)
Plastic Omnium SE
Original Assignee
Plastic Omnium SE
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 Plastic Omnium SE filed Critical Plastic Omnium SE
Priority to FR7721455A priority Critical patent/FR2397280A1/fr
Publication of FR2397280A1 publication Critical patent/FR2397280A1/fr
Withdrawn legal-status Critical Current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
    • B29C45/16—Making multilayered or multicoloured articles
    • B29C45/1635—Making multilayered or multicoloured articles using displaceable mould parts, e.g. retractable partition between adjacent mould cavities

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)

Abstract

Procédé et dispositif de moulage par injection de pièces thermoplastiques composés de parties de natures ou de couleurs différentes. Dans un moule formé de deux demi-moules rapprochés, on injecte une première partie de pièce dans une première empreinte, on écarte les deux demi-moules d'une certaine distance, on injecte une nouvelle partie dans une nouvelle empreinte ainsi formée et communique avec la première tout en isolant le volume supplémentaire de la première partie L'invention est applicable à la fabrication de pièces en matière plastique
FR7721455A 1977-07-12 1977-07-12 Procede de moulage de pieces thermoplastiques en plusieurs parties et dispositif pour la mise en oeuvre de ce procede Withdrawn FR2397280A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7721455A FR2397280A1 (fr) 1977-07-12 1977-07-12 Procede de moulage de pieces thermoplastiques en plusieurs parties et dispositif pour la mise en oeuvre de ce procede

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7721455A FR2397280A1 (fr) 1977-07-12 1977-07-12 Procede de moulage de pieces thermoplastiques en plusieurs parties et dispositif pour la mise en oeuvre de ce procede

Publications (1)

Publication Number Publication Date
FR2397280A1 true FR2397280A1 (fr) 1979-02-09

Family

ID=9193286

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7721455A Withdrawn FR2397280A1 (fr) 1977-07-12 1977-07-12 Procede de moulage de pieces thermoplastiques en plusieurs parties et dispositif pour la mise en oeuvre de ce procede

Country Status (1)

Country Link
FR (1) FR2397280A1 (fr)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3039868A1 (de) * 1979-10-22 1981-04-30 Barry Wright Corp., Watertown, Mass. Vibrationsdaempfer und verfahren zu seiner herstellung
FR2509661A1 (fr) * 1981-07-17 1983-01-21 Ouest Cie Procede et dispositif de moulage de pieces composites en matiere plastique
US4385025A (en) * 1979-10-22 1983-05-24 Barry Wright Corporation Method of coinjection molding of thermoplastic and thermoplastic elastomer
US4803031A (en) * 1982-06-03 1989-02-07 Anchor Hocking Corporation Method and apparatus for molding a closure cap

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3039868A1 (de) * 1979-10-22 1981-04-30 Barry Wright Corp., Watertown, Mass. Vibrationsdaempfer und verfahren zu seiner herstellung
US4385025A (en) * 1979-10-22 1983-05-24 Barry Wright Corporation Method of coinjection molding of thermoplastic and thermoplastic elastomer
FR2509661A1 (fr) * 1981-07-17 1983-01-21 Ouest Cie Procede et dispositif de moulage de pieces composites en matiere plastique
EP0070763A1 (fr) * 1981-07-17 1983-01-26 Compagnie Des Produits Industriels De L'ouest (C.P.I.O.) Dispositif de moulage de pièces composites en matière plastique
US4495740A (en) * 1981-07-17 1985-01-29 Compagnie Des Produits Industriels De L'ouest Window with integral molded frame and process for making same
US4803031A (en) * 1982-06-03 1989-02-07 Anchor Hocking Corporation Method and apparatus for molding a closure cap

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Legal Events

Date Code Title Description
ST Notification of lapse