FR2272820A1 - FOAM PLASTIC VEHICLE CUSHIONS - with parts of differing softness - Google Patents

FOAM PLASTIC VEHICLE CUSHIONS - with parts of differing softness

Info

Publication number
FR2272820A1
FR2272820A1 FR7516493A FR7516493A FR2272820A1 FR 2272820 A1 FR2272820 A1 FR 2272820A1 FR 7516493 A FR7516493 A FR 7516493A FR 7516493 A FR7516493 A FR 7516493A FR 2272820 A1 FR2272820 A1 FR 2272820A1
Authority
FR
France
Prior art keywords
centre
foam plastic
parts
produce
mould
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
FR7516493A
Other languages
English (en)
Other versions
FR2272820B1 (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.)
STARS SpA
Original Assignee
STARS SpA
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 STARS SpA filed Critical STARS SpA
Publication of FR2272820A1 publication Critical patent/FR2272820A1/fr
Application granted granted Critical
Publication of FR2272820B1 publication Critical patent/FR2272820B1/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
    • B29C44/0461—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 having different chemical compositions in different places, e.g. having different concentrations of foaming agent, feeding one composition after the other
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47C—CHAIRS; SOFAS; BEDS
    • A47C7/00—Parts, details, or accessories of chairs or stools
    • A47C7/02—Seat parts
    • A47C7/18—Seat parts having foamed material included in cushioning part
    • 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
    • B29L2031/00—Other particular articles
    • B29L2031/58—Upholstery or cushions, e.g. vehicle upholstery or interior padding
    • 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
    • B29L2031/00—Other particular articles
    • B29L2031/751—Mattresses, cushions

Landscapes

  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
FR7516493A 1974-05-28 1975-05-27 FOAM PLASTIC VEHICLE CUSHIONS - with parts of differing softness Granted FR2272820A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT6866274A IT1014232B (it) 1974-05-28 1974-05-28 Procedimento per la fabbricazione di un imbottitura di resina sinte tica espansa per sedili partico larmente di autoveicoli

Publications (2)

Publication Number Publication Date
FR2272820A1 true FR2272820A1 (en) 1975-12-26
FR2272820B1 FR2272820B1 (fr) 1977-07-08

Family

ID=11310211

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7516493A Granted FR2272820A1 (en) 1974-05-28 1975-05-27 FOAM PLASTIC VEHICLE CUSHIONS - with parts of differing softness

Country Status (3)

Country Link
DE (2) DE7516886U (fr)
FR (1) FR2272820A1 (fr)
IT (1) IT1014232B (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2562882A1 (fr) * 1984-04-16 1985-10-18 Nhk Spring Co Ltd Rembourrage de siege et son procede de fabrication
EP0303883A1 (fr) * 1987-08-14 1989-02-22 Bayer Ag Procédé pour la fabrication de coussins composés d'au moins deux mousses obtenues en particulier à partir de mélanges réactionnels liquides différents formant des mousses de polyuréthane d'élasticité ou de dureté différentes

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1091236B (it) * 1977-09-26 1985-07-06 Whitehead Moto Fides Stabil Sedile per veicoli
JPS6018434B2 (ja) * 1979-11-13 1985-05-10 立川スプリング株式会社 一体成形座席体
DE3102140A1 (de) 1981-01-23 1982-08-19 Bayer Ag, 5090 Leverkusen Formteil, insbesondere polster fuer fahrzeugsitze, aus polyurethanschaumstoff mit zonen unterschiedlicher eindruckhaerte und verfahren zu seiner herstellung
US4405681A (en) * 1983-01-20 1983-09-20 Milsco Manufacturing Company Foam article and method of preparation
DE3403967A1 (de) * 1984-02-04 1985-08-08 Paul Stoessel GmbH + Co KG, 4005 Meerbusch Fahrzeugsitz mit verschiedenen zonen
GB8616132D0 (en) * 1986-07-02 1986-08-06 Bp Chem Int Ltd Polyurethane foams
DE3638205A1 (de) * 1986-11-08 1988-05-11 Bayer Ag Verfahren zum herstellen von formteilen, insbesondere polstern, aus mindestens zwei schaumstoffe, insbesondere polyurethan-schaumstoffe, unterschiedlicher elastizitaet bzw. haerte bildenden, fliessfaehigen reaktionsgemischen und anwendung dieses verfahrens fuer die herstellung von fahrzeugsitzpolstern mit seitlichen wangen
DE102013020488A1 (de) * 2013-12-11 2015-06-11 Heyform Bramsche Gmbh Verfahren zum Herstellen eines Sandwich-Verbundbauteils

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2562882A1 (fr) * 1984-04-16 1985-10-18 Nhk Spring Co Ltd Rembourrage de siege et son procede de fabrication
EP0303883A1 (fr) * 1987-08-14 1989-02-22 Bayer Ag Procédé pour la fabrication de coussins composés d'au moins deux mousses obtenues en particulier à partir de mélanges réactionnels liquides différents formant des mousses de polyuréthane d'élasticité ou de dureté différentes
US5019304A (en) * 1987-08-14 1991-05-28 Bayer Aktiengesellschaft Process for the production of foam cushions from different fluid reaction mixtures

Also Published As

Publication number Publication date
DE7516886U (de) 1976-06-16
FR2272820B1 (fr) 1977-07-08
IT1014232B (it) 1977-04-20
DE2523527A1 (de) 1975-12-11

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Legal Events

Date Code Title Description
ST Notification of lapse