FR2129967A1 - Foam cored mouldings - mfred by induction heated core expansion after chilling the moulding shot surface - Google Patents

Foam cored mouldings - mfred by induction heated core expansion after chilling the moulding shot surface

Info

Publication number
FR2129967A1
FR2129967A1 FR7110350A FR7110350A FR2129967A1 FR 2129967 A1 FR2129967 A1 FR 2129967A1 FR 7110350 A FR7110350 A FR 7110350A FR 7110350 A FR7110350 A FR 7110350A FR 2129967 A1 FR2129967 A1 FR 2129967A1
Authority
FR
France
Prior art keywords
mouldings
mfred
chilling
mould
induction heated
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.)
Granted
Application number
FR7110350A
Other languages
English (en)
Other versions
FR2129967B1 (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.)
GIRAUD AUGUSTIN FR
Original Assignee
GIRAUD AUGUSTIN FR
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 GIRAUD AUGUSTIN FR filed Critical GIRAUD AUGUSTIN FR
Priority to FR7110350A priority Critical patent/FR2129967A1/fr
Publication of FR2129967A1 publication Critical patent/FR2129967A1/fr
Application granted granted Critical
Publication of FR2129967B1 publication Critical patent/FR2129967B1/fr
Granted 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
    • B29C44/02—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
    • 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
    • B29C33/00—Moulds or cores; Details thereof or accessories therefor
    • B29C33/02—Moulds or cores; Details thereof or accessories therefor with incorporated heating or cooling means
    • B29C33/06—Moulds or cores; Details thereof or accessories therefor with incorporated heating or cooling means using radiation, e.g. electro-magnetic waves, induction heating
    • 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
    • B29C33/00—Moulds or cores; Details thereof or accessories therefor
    • B29C33/34—Moulds or cores; Details thereof or accessories therefor movable, e.g. to or from the moulding station
    • B29C33/36—Moulds or cores; Details thereof or accessories therefor movable, e.g. to or from the moulding station continuously movable in one direction, e.g. in a closed circuit

Landscapes

  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
FR7110350A 1971-03-24 1971-03-24 Foam cored mouldings - mfred by induction heated core expansion after chilling the moulding shot surface Granted FR2129967A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7110350A FR2129967A1 (en) 1971-03-24 1971-03-24 Foam cored mouldings - mfred by induction heated core expansion after chilling the moulding shot surface

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7110350A FR2129967A1 (en) 1971-03-24 1971-03-24 Foam cored mouldings - mfred by induction heated core expansion after chilling the moulding shot surface

Publications (2)

Publication Number Publication Date
FR2129967A1 true FR2129967A1 (en) 1972-11-03
FR2129967B1 FR2129967B1 (fr) 1974-02-15

Family

ID=9074042

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7110350A Granted FR2129967A1 (en) 1971-03-24 1971-03-24 Foam cored mouldings - mfred by induction heated core expansion after chilling the moulding shot surface

Country Status (1)

Country Link
FR (1) FR2129967A1 (fr)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1053849A2 (fr) * 1999-05-11 2000-11-22 Möller Plast GmbH Méthode et appareil pour la production d'un article plastique
EP1765562A2 (fr) * 2004-07-14 2007-03-28 Vertex L.L.C. Procede pour former une peau durcie sur une surface d'un article moule
US20100096780A1 (en) * 2004-07-14 2010-04-22 Michel Marc Method of Forming a Hardened Skin on a Surface of a Molded Article
US11225047B2 (en) 2017-03-15 2022-01-18 International Automotive Components Group North America, Inc. Skin-foam-substrate structure via induction heating

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2021652A1 (en) * 1968-10-26 1970-07-24 Siemag Siegener Masch Bau Injection moulding of porous articles

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2021652A1 (en) * 1968-10-26 1970-07-24 Siemag Siegener Masch Bau Injection moulding of porous articles

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1053849A2 (fr) * 1999-05-11 2000-11-22 Möller Plast GmbH Méthode et appareil pour la production d'un article plastique
EP1053849A3 (fr) * 1999-05-11 2001-10-17 Möller Plast GmbH Méthode et appareil pour la production d'un article plastique
EP1765562A2 (fr) * 2004-07-14 2007-03-28 Vertex L.L.C. Procede pour former une peau durcie sur une surface d'un article moule
EP1765562A4 (fr) * 2004-07-14 2008-11-05 Vertex Llc Procede pour former une peau durcie sur une surface d'un article moule
US20100096780A1 (en) * 2004-07-14 2010-04-22 Michel Marc Method of Forming a Hardened Skin on a Surface of a Molded Article
US7837910B2 (en) 2004-07-14 2010-11-23 Vertex L.L.C. Method of forming a hardened skin on a surface of a molded article
US8236212B2 (en) * 2004-07-14 2012-08-07 Vertex L.L.C. Method of forming a hardened skin on a surface of a molded article
US11225047B2 (en) 2017-03-15 2022-01-18 International Automotive Components Group North America, Inc. Skin-foam-substrate structure via induction heating

Also Published As

Publication number Publication date
FR2129967B1 (fr) 1974-02-15

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Legal Events

Date Code Title Description
TP Transmission of property
TP Transmission of property
ST Notification of lapse