CA2804637C - System and method of forming variable density seating materials - Google Patents

System and method of forming variable density seating materials Download PDF

Info

Publication number
CA2804637C
CA2804637C CA2804637A CA2804637A CA2804637C CA 2804637 C CA2804637 C CA 2804637C CA 2804637 A CA2804637 A CA 2804637A CA 2804637 A CA2804637 A CA 2804637A CA 2804637 C CA2804637 C CA 2804637C
Authority
CA
Canada
Prior art keywords
foam material
moveable member
mold
uncured foam
uncured
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
CA2804637A
Other languages
English (en)
French (fr)
Other versions
CA2804637A1 (en
Inventor
Ryoko Yamasaki
Brent T. Hodge
William W. Li
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.)
Adient Luxembourg Holding SARL
Original Assignee
Johnson Controls Technology Co
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 Johnson Controls Technology Co filed Critical Johnson Controls Technology Co
Publication of CA2804637A1 publication Critical patent/CA2804637A1/en
Application granted granted Critical
Publication of CA2804637C publication Critical patent/CA2804637C/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • A47C7/021—Detachable or loose seat cushions
    • 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
    • B29C35/00—Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
    • B29C35/02—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a 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
    • B29C44/0446—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 increasing the density locally by compressing part of the foam while still in the 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
    • B29C67/00—Shaping techniques not covered by groups B29C39/00 - B29C65/00, B29C70/00 or B29C73/00

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Thermal Sciences (AREA)
  • Mattresses And Other Support Structures For Chairs And Beds (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
  • Seats For Vehicles (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
CA2804637A 2010-07-13 2011-07-13 System and method of forming variable density seating materials Expired - Fee Related CA2804637C (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US36382010P 2010-07-13 2010-07-13
US61/363,820 2010-07-13
PCT/US2011/043825 WO2012009417A1 (en) 2010-07-13 2011-07-13 System and method of forming variable density seating materials

Publications (2)

Publication Number Publication Date
CA2804637A1 CA2804637A1 (en) 2012-01-19
CA2804637C true CA2804637C (en) 2016-06-21

Family

ID=45469788

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2804637A Expired - Fee Related CA2804637C (en) 2010-07-13 2011-07-13 System and method of forming variable density seating materials

Country Status (7)

Country Link
US (1) US20130125313A1 (ja)
EP (1) EP2593293A4 (ja)
JP (1) JP5868400B2 (ja)
KR (1) KR101450027B1 (ja)
CN (1) CN102985248B (ja)
CA (1) CA2804637C (ja)
WO (1) WO2012009417A1 (ja)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4932664B2 (ja) * 2007-10-16 2012-05-16 株式会社フジクラ 光ファイバ及び一心双方向光送受信モジュール
WO2014031820A1 (en) 2012-08-23 2014-02-27 Lear Corporation Thoracic region comfort seating system
US9826840B2 (en) 2012-08-23 2017-11-28 Lear Corporation Thoracic region comfort seating system
US9282785B2 (en) * 2013-03-15 2016-03-15 New Balance Athletic Shoe, Inc. Multi-density sole elements, and systems and methods for manufacturing same
JP6600134B2 (ja) * 2014-11-25 2019-10-30 株式会社東洋クオリティワン クッションパッド
US10457175B2 (en) * 2017-08-15 2019-10-29 GM Global Technology Operations LLC Cushion with spatially varying lattice structures

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3658972A (en) 1970-05-28 1972-04-25 Olin Corp Process for molding a multiple density polyurethane foamed product
US3718417A (en) * 1971-04-09 1973-02-27 Uniroyal Inc Apparatus for molding foam articles
JPS50101585U (ja) * 1974-01-30 1975-08-22
JPS51103973A (ja) * 1975-03-10 1976-09-14 Wako Chem
JPS5799912A (en) * 1980-12-12 1982-06-21 Ikeda Bussan Co Cushion material and production thereof
US4374885A (en) * 1980-01-23 1983-02-22 Ikeda Bussan Co., Ltd. Cushion materials and method of making same
JPS6120727A (ja) * 1984-07-09 1986-01-29 Nissan Motor Co Ltd 発泡成形方法
JP2909112B2 (ja) * 1989-11-30 1999-06-23 日本発条株式会社 クッション材の製造方法
JP2757148B2 (ja) * 1995-07-24 1998-05-25 難波プレス工業株式会社 多層異硬度座席およびその製造方法
EP0765722A1 (en) * 1995-09-28 1997-04-02 Siebolt Hettinga Method for controlling skin thickness of plastic article made with controlled density
JP2975894B2 (ja) * 1996-07-12 1999-11-10 難波プレス工業株式会社 表皮付き多層異硬度座席およびその製造方法
GB9625594D0 (en) * 1996-12-10 1997-01-29 Polyol Int Bv Process for manufacturing multilayered foam articles
JP3769681B2 (ja) * 1999-03-24 2006-04-26 三菱電機株式会社 発泡成型材の製造方法
KR100314431B1 (ko) * 1999-04-23 2001-11-15 구자홍 진공단열재 코어의 제조방법
US8092727B2 (en) * 2007-08-27 2012-01-10 Dow Global Technologies Llc Method of forming extruded polystyrene foams and the products made therefrom
DE202009002230U1 (de) * 2009-02-16 2010-04-15 Roche, Peter Polyurethanelastomere

Also Published As

Publication number Publication date
WO2012009417A1 (en) 2012-01-19
US20130125313A1 (en) 2013-05-23
CN102985248A (zh) 2013-03-20
JP2013537491A (ja) 2013-10-03
JP5868400B2 (ja) 2016-02-24
CA2804637A1 (en) 2012-01-19
KR101450027B1 (ko) 2014-10-13
KR20130029443A (ko) 2013-03-22
EP2593293A1 (en) 2013-05-22
EP2593293A4 (en) 2017-08-16
CN102985248B (zh) 2017-02-15

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EEER Examination request

Effective date: 20130107

MKLA Lapsed

Effective date: 20220301

MKLA Lapsed

Effective date: 20200831