FR2993812B1 - Procede de fabrication de boitiers de commande de vitesses par injection d'une matiere comportant des molecules de gaz a cœur de paroi - Google Patents

Procede de fabrication de boitiers de commande de vitesses par injection d'une matiere comportant des molecules de gaz a cœur de paroi

Info

Publication number
FR2993812B1
FR2993812B1 FR1257250A FR1257250A FR2993812B1 FR 2993812 B1 FR2993812 B1 FR 2993812B1 FR 1257250 A FR1257250 A FR 1257250A FR 1257250 A FR1257250 A FR 1257250A FR 2993812 B1 FR2993812 B1 FR 2993812B1
Authority
FR
France
Prior art keywords
injecting
well
speed control
control units
gas molecules
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 - Fee Related
Application number
FR1257250A
Other languages
English (en)
Other versions
FR2993812A1 (fr
Inventor
Dominique Pierrat
Laurent Saillard
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.)
PSA Automobiles SA
Original Assignee
Peugeot Citroen Automobiles SA
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 Peugeot Citroen Automobiles SA filed Critical Peugeot Citroen Automobiles SA
Priority to FR1257250A priority Critical patent/FR2993812B1/fr
Publication of FR2993812A1 publication Critical patent/FR2993812A1/fr
Application granted granted Critical
Publication of FR2993812B1 publication Critical patent/FR2993812B1/fr
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • B29C44/02—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles
    • B29C44/04—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles consisting of at least two parts of chemically or physically different materials, e.g. having different densities
    • B29C44/0407—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles consisting of at least two parts of chemically or physically different materials, e.g. having different densities by regulating the temperature of the mould or parts thereof, e.g. cold mould walls inhibiting foaming of an outer layer
FR1257250A 2012-07-26 2012-07-26 Procede de fabrication de boitiers de commande de vitesses par injection d'une matiere comportant des molecules de gaz a cœur de paroi Expired - Fee Related FR2993812B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR1257250A FR2993812B1 (fr) 2012-07-26 2012-07-26 Procede de fabrication de boitiers de commande de vitesses par injection d'une matiere comportant des molecules de gaz a cœur de paroi

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1257250A FR2993812B1 (fr) 2012-07-26 2012-07-26 Procede de fabrication de boitiers de commande de vitesses par injection d'une matiere comportant des molecules de gaz a cœur de paroi

Publications (2)

Publication Number Publication Date
FR2993812A1 FR2993812A1 (fr) 2014-01-31
FR2993812B1 true FR2993812B1 (fr) 2015-02-20

Family

ID=47003070

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1257250A Expired - Fee Related FR2993812B1 (fr) 2012-07-26 2012-07-26 Procede de fabrication de boitiers de commande de vitesses par injection d'une matiere comportant des molecules de gaz a cœur de paroi

Country Status (1)

Country Link
FR (1) FR2993812B1 (fr)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4473516A (en) * 1983-01-03 1984-09-25 Hoover Universal, Inc. Method and apparatus for injection molding plastic articles having solid exterior surfaces and porous interior cores
DE10332171B4 (de) * 2003-07-15 2010-09-23 Carcoustics Techconsult Gmbh Schallisolierendes Gehäuseteil aus Kunststoff für Brennkraftmaschinen oder Fahrzeuggetriebe
US20080190924A1 (en) * 2007-02-13 2008-08-14 Sherwood Services, Ag Medical sharps container

Also Published As

Publication number Publication date
FR2993812A1 (fr) 2014-01-31

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Legal Events

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Year of fee payment: 4

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Effective date: 20170331