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GB2199739B - Cushioning stuff and manufacturing method of the same - Google Patents

Cushioning stuff and manufacturing method of the same

Info

Publication number
GB2199739B
GB2199739B GB8724459A GB8724459A GB2199739B GB 2199739 B GB2199739 B GB 2199739B GB 8724459 A GB8724459 A GB 8724459A GB 8724459 A GB8724459 A GB 8724459A GB 2199739 B GB2199739 B GB 2199739B
Authority
GB
United Kingdom
Prior art keywords
stuff
cushioning
manufacturing
same
cushioning stuff
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
GB8724459A
Other versions
GB8724459D0 (en
GB2199739A (en
Inventor
Nobuhisa Fuchigami
Kazushige Ebe
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.)
Bridgestone Corp
Original Assignee
Bridgestone 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 Bridgestone Corp filed Critical Bridgestone Corp
Publication of GB8724459D0 publication Critical patent/GB8724459D0/en
Publication of GB2199739A publication Critical patent/GB2199739A/en
Application granted granted Critical
Publication of GB2199739B publication Critical patent/GB2199739B/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • B29C44/0476—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 by pouring more than one composition into an open mould
    • 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
    • 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
GB8724459A 1986-12-01 1987-10-19 Cushioning stuff and manufacturing method of the same Expired - Fee Related GB2199739B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP61284239A JPH07106167B2 (en) 1986-12-01 1986-12-01 Cushion

Publications (3)

Publication Number Publication Date
GB8724459D0 GB8724459D0 (en) 1987-11-25
GB2199739A GB2199739A (en) 1988-07-20
GB2199739B true GB2199739B (en) 1990-01-24

Family

ID=17675966

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8724459A Expired - Fee Related GB2199739B (en) 1986-12-01 1987-10-19 Cushioning stuff and manufacturing method of the same

Country Status (3)

Country Link
JP (1) JPH07106167B2 (en)
DE (1) DE3740743A1 (en)
GB (1) GB2199739B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10654984B2 (en) 2016-12-29 2020-05-19 Sekisui Voltek, Llc Heterogeneous foam composition and method

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE9308447U1 (en) * 1993-06-05 1993-08-19 Ruskowski, Ulrich, 53881 Euskirchen Device for preventing the generation or dissipation of electrostatic charges on vehicle occupants
DE10150804A1 (en) 2001-10-15 2003-04-24 Trw Automotive Safety Sys Gmbh Method of manufacturing a vehicle steering wheel

Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2039506A (en) * 1979-01-15 1980-08-13 Milsco Mfg Co Multidensity foam article and method of preparation
EP0056939A2 (en) * 1981-01-23 1982-08-04 Bayer Ag Moulded article, in particular upholstery for vehicle seats, from polyurethane foam with zones of different indentation hardness and process for its preparation
GB2133800A (en) * 1983-01-20 1984-08-01 Milsco Mfg Co Multidensity foam article and method of preparation
EP0121049A1 (en) * 1983-03-31 1984-10-10 Vauth & Sohn KG Seat or back-rest made from foamed material
GB2144071A (en) * 1983-08-01 1985-02-27 Dunlop Ltd Method and apparatus for producing upholstery bodies from moulded foam
GB2157559A (en) * 1984-04-16 1985-10-30 Nhk Spring Co Ltd Seat pads
GB2161375A (en) * 1984-07-09 1986-01-15 Milsco Mfg Co Composite foam-seat cushion and method of preparation
GB2182604A (en) * 1985-11-05 1987-05-20 Bridgestone Corp Method for making moulded foamed articles having a laminar structure
EP0251803A1 (en) * 1986-07-02 1988-01-07 Polyol International B.V. Process for preparing polyurethane foams having zones of differing hardness
GB2197659A (en) * 1986-11-20 1988-05-25 Bp Chem Int Ltd Process for preparing polyurethane foams having zones of differing hardness

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58137356U (en) * 1982-03-11 1983-09-16 日本発条株式会社 seat
JPS6066712A (en) * 1983-09-21 1985-04-16 日本発条株式会社 Cushion body and its foaming molding method

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2039506A (en) * 1979-01-15 1980-08-13 Milsco Mfg Co Multidensity foam article and method of preparation
EP0056939A2 (en) * 1981-01-23 1982-08-04 Bayer Ag Moulded article, in particular upholstery for vehicle seats, from polyurethane foam with zones of different indentation hardness and process for its preparation
GB2133800A (en) * 1983-01-20 1984-08-01 Milsco Mfg Co Multidensity foam article and method of preparation
EP0121049A1 (en) * 1983-03-31 1984-10-10 Vauth & Sohn KG Seat or back-rest made from foamed material
GB2144071A (en) * 1983-08-01 1985-02-27 Dunlop Ltd Method and apparatus for producing upholstery bodies from moulded foam
GB2157559A (en) * 1984-04-16 1985-10-30 Nhk Spring Co Ltd Seat pads
GB2161375A (en) * 1984-07-09 1986-01-15 Milsco Mfg Co Composite foam-seat cushion and method of preparation
GB2182604A (en) * 1985-11-05 1987-05-20 Bridgestone Corp Method for making moulded foamed articles having a laminar structure
EP0251803A1 (en) * 1986-07-02 1988-01-07 Polyol International B.V. Process for preparing polyurethane foams having zones of differing hardness
GB2197659A (en) * 1986-11-20 1988-05-25 Bp Chem Int Ltd Process for preparing polyurethane foams having zones of differing hardness

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10654984B2 (en) 2016-12-29 2020-05-19 Sekisui Voltek, Llc Heterogeneous foam composition and method

Also Published As

Publication number Publication date
JPS63139509A (en) 1988-06-11
GB8724459D0 (en) 1987-11-25
GB2199739A (en) 1988-07-20
DE3740743A1 (en) 1988-06-16
JPH07106167B2 (en) 1995-11-15

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19991019