CA1124971A - Multidensity foam article and method of preparation - Google Patents

Multidensity foam article and method of preparation

Info

Publication number
CA1124971A
CA1124971A CA335,995A CA335995A CA1124971A CA 1124971 A CA1124971 A CA 1124971A CA 335995 A CA335995 A CA 335995A CA 1124971 A CA1124971 A CA 1124971A
Authority
CA
Canada
Prior art keywords
foam
formulation
article
firm
soft
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
Application number
CA335,995A
Other languages
English (en)
French (fr)
Inventor
John R. Ahrens
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.)
Milsco Manufacturing Co
Original Assignee
Milsco Manufacturing 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 Milsco Manufacturing Co filed Critical Milsco Manufacturing Co
Application granted granted Critical
Publication of CA1124971A publication Critical patent/CA1124971A/en
Expired 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/14—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by a layer differing constitutionally or physically in different parts, e.g. denser near its faces
    • 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
    • B29C44/0492—Devices for feeding the different materials
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/18—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by features of a layer of foamed material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/18—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by features of a layer of foamed material
    • B32B5/20—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by features of a layer of foamed material foamed in situ
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
    • B32B7/04—Interconnection of layers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2075/00—Use of PU, i.e. polyureas or polyurethanes or derivatives thereof, as moulding material
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B38/00—Ancillary operations in connection with laminating processes
    • B32B2038/0052—Other operations not otherwise provided for
    • B32B2038/0076—Curing, vulcanising, cross-linking
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2266/00—Composition of foam
    • B32B2266/02—Organic
    • B32B2266/0214—Materials belonging to B32B27/00
    • B32B2266/0278—Polyurethane
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2305/00—Condition, form or state of the layers or laminate
    • B32B2305/72—Cured, e.g. vulcanised, cross-linked
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2605/00—Vehicles
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S297/00—Chairs and seats
    • Y10S297/01—Foam
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24942—Structurally defined web or sheet [e.g., overall dimension, etc.] including components having same physical characteristic in differing degree
    • Y10T428/24983—Hardness
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24942—Structurally defined web or sheet [e.g., overall dimension, etc.] including components having same physical characteristic in differing degree
    • Y10T428/24992—Density or compression of components
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/249921—Web or sheet containing structurally defined element or component
    • Y10T428/249953—Composite having voids in a component [e.g., porous, cellular, etc.]
    • Y10T428/24996—With internal element bridging layers, nonplanar interface between layers, or intermediate layer of commingled adjacent foam layers
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/249921—Web or sheet containing structurally defined element or component
    • Y10T428/249953—Composite having voids in a component [e.g., porous, cellular, etc.]
    • Y10T428/249981—Plural void-containing components

Landscapes

  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
  • Mattresses And Other Support Structures For Chairs And Beds (AREA)
  • Laminated Bodies (AREA)
  • Molding Of Porous Articles (AREA)
  • Chair Legs, Seat Parts, And Backrests (AREA)
  • Polyurethanes Or Polyureas (AREA)
CA335,995A 1979-01-15 1979-09-20 Multidensity foam article and method of preparation Expired CA1124971A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US3,374 1979-01-15
US06/003,374 US4190697A (en) 1979-01-15 1979-01-15 Multidensity foam article and method of preparation

Publications (1)

Publication Number Publication Date
CA1124971A true CA1124971A (en) 1982-06-08

Family

ID=21705569

Family Applications (1)

Application Number Title Priority Date Filing Date
CA335,995A Expired CA1124971A (en) 1979-01-15 1979-09-20 Multidensity foam article and method of preparation

Country Status (6)

Country Link
US (1) US4190697A (US07754670-20100713-C00008.png)
JP (2) JPS5596195A (US07754670-20100713-C00008.png)
CA (1) CA1124971A (US07754670-20100713-C00008.png)
DE (1) DE2938231C2 (US07754670-20100713-C00008.png)
FR (1) FR2446167A1 (US07754670-20100713-C00008.png)
GB (1) GB2039506B (US07754670-20100713-C00008.png)

Families Citing this family (101)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4658567A (en) * 1981-02-25 1987-04-21 Arada Carl T Multi-density polyurethane foam packing unit and method of making same
CA1194660A (en) * 1981-06-27 1985-10-08 Rudolf J. Tenhagen Process for making polyurethane foam
JPS5820423A (ja) * 1981-07-30 1983-02-05 Kasai Kogyo Co Ltd プラスチツク発泡成形体の成形方法
JPS58160000U (ja) * 1982-04-22 1983-10-25 池田物産株式会社 シートクッション
US4479269A (en) * 1982-12-09 1984-10-30 Rubatex Corporation Athletic padding
US4405681A (en) * 1983-01-20 1983-09-20 Milsco Manufacturing Company Foam article and method of preparation
JPS6069618U (ja) * 1983-10-20 1985-05-17 フクビ化学工業株式会社 長尺複合材料
US4571763A (en) * 1984-06-29 1986-02-25 Tachikawa Spring Co., Ltd. Cushion member for a vehicle seat
GB2161375A (en) * 1984-07-09 1986-01-15 Milsco Mfg Co Composite foam-seat cushion and method of preparation
US4619860A (en) * 1985-07-01 1986-10-28 Armstrong World Industries, Inc. Foamed phosphate tile products
JPS6227988A (ja) * 1985-07-31 1987-02-05 株式会社イノアックコ−ポレ−ション 車両用シ−トクツシヨンおよびその製造方法
JPS62105612A (ja) * 1985-11-05 1987-05-16 Bridgestone Corp 積層構造を有する発泡体製品の製造方法
CA1309220C (en) * 1985-12-25 1992-10-27 Tetsuo Kita Process for producing laminated resin foam and mold therefor
JP2523149B2 (ja) * 1986-05-26 1996-08-07 グレコリー、ピーター、ジョージ、ゴードン 椅子部材
GB8616132D0 (en) * 1986-07-02 1986-08-06 Bp Chem Int Ltd Polyurethane foams
GB8627815D0 (en) * 1986-11-20 1986-12-17 Bp Chem Int Ltd Preparing polyurethane foams
JPH07106167B2 (ja) * 1986-12-01 1995-11-15 株式会社ブリヂストン クツシヨン体
US4728148A (en) * 1986-12-08 1988-03-01 Tachi-S Co., Ltd. Supporting structure of the lumbar portion of the foam cushion member in an automotive seat
US4755411A (en) * 1987-04-22 1988-07-05 Milsco Limited Cushion having flexible outer membrane and multi-density resilient foam member therein
WO1988009731A1 (en) * 1987-06-02 1988-12-15 Schaumstoffwerk Greiner Gesellschaft M.B.H. Seat with foamed plastic padding and process for its manufacture
DE3724682A1 (de) * 1987-07-25 1989-02-02 Helmut Pelzer Schalldaemm- und absorptionselement zur auskleidung des innenraums von kraftfahrzeugen
DE3727129A1 (de) * 1987-08-14 1989-02-23 Bayer Ag Verfahren zum herstellen von schaumstoffpolstern aus mindestens zwei schaumstoffe, insbesondere polyurethan-schaumstoffe, unterschiedlicher elastizitaet bzw. haerte bildenden, fliessfaehigen, entsprechend unterschiedlichen reaktionsgemischen
DE3727131A1 (de) * 1987-08-14 1989-02-23 Bayer Ag Verfahren zum herstellen von schaumstoffpolstern aus mindestens zwei schaumstoffe, insbesondere polyurethan-schaumstoffe, unterschiedlicher elastizitaet bzw. haerte bildenden, fliessfaehigen, entsprechend unterschiedlichen reaktionsgemischen
JPH01247119A (ja) * 1988-03-30 1989-10-03 Ikeda Bussan Co Ltd 表皮一体成形シートの成形方法
DE3813587A1 (de) * 1988-04-22 1989-11-02 Bayer Ag Verfahren zum herstellen von schaumstoffpolstern
EP0341931A3 (en) * 1988-05-07 1991-08-21 Bridgestone Corporation Form molding method and mold assembly therefor
JPH0252607A (ja) * 1988-08-16 1990-02-22 Toyo Tire & Rubber Co Ltd シートクッションおよびその製造方法
US4952439A (en) * 1988-10-14 1990-08-28 Alden Laboratories Padding device
GB8827280D0 (en) * 1988-11-22 1988-12-29 Bp Chem Int Ltd Process for making polyurethane foam
US4930171A (en) * 1989-05-03 1990-06-05 International Healthcare Products, Inc. Contour retaining support cushion
US5142757A (en) * 1989-06-26 1992-09-01 Christian Thary Method of making an upholstered cushion article
GB2233926A (en) * 1989-06-29 1991-01-23 Bp Chem Int Ltd Process for producing multihardness foamed articles
US4930173A (en) * 1989-07-03 1990-06-05 Baker, Knapp & Tubbs, Inc. Cushion element and method for making same
US5096760A (en) * 1989-07-20 1992-03-17 Creme Art Corporation Covered soft foam article
CA1327243C (en) * 1989-09-29 1994-02-22 Alan G. Evans Mattress
US5031261A (en) * 1990-03-15 1991-07-16 E. R. Carpenter Company, Inc. Mattress overlay for avoidance of decubitus ulcers
DE4029947A1 (de) * 1990-07-11 1992-01-16 Werner Lueck Matratze
US6083435A (en) * 1991-06-26 2000-07-04 Albecker, Iii; Walter J. Method for making firm area inside cushions
US5474362A (en) * 1991-06-26 1995-12-12 Albecker, Iii; Walter J. Cushions having internal support member
US5456586A (en) 1993-07-07 1995-10-10 Carson; Scott Apparatus for manufacturing articles made of polyurethane
US8025964B2 (en) * 1994-06-03 2011-09-27 Tempur World, Llc Laminated visco-elastic support
GB2290256B (en) * 1994-06-03 1997-10-29 Fagerdala World Foams Ab Laminated supports
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
US6294248B1 (en) * 1994-09-27 2001-09-25 Bayer Corporation Soft molded composites and a process for their production
US5498381A (en) * 1994-12-21 1996-03-12 Milsco Manufacturing Company Method of forming and piercing a thermoplastic strip in one step
KR970702786A (ko) * 1995-03-13 1997-06-10 고사이 아끼오 흡음부품(sound absorbing component)
JPH08309898A (ja) * 1995-05-16 1996-11-26 Sumitomo Chem Co Ltd 吸音部品およびその製造方法
US5743979A (en) 1995-11-13 1998-04-28 Milsco Manufacturing Company Method of forming fabric
US20100124634A1 (en) * 1996-09-26 2010-05-20 Slotta Mark R Cushioned cap with annular portion and method for forming same
US6621485B1 (en) * 1996-09-26 2003-09-16 Giv, Llc Gel cushion for keyboard cursor control stick
US8120579B2 (en) * 1996-09-26 2012-02-21 Giv, Llc Textured cushion for cursor control stick
US20070063974A1 (en) * 1996-09-26 2007-03-22 Slotta Mark R Textured cushion for cursor control stick
US5786394A (en) * 1996-12-04 1998-07-28 Lear Corporation Durable, energy-absorptive EPP/PUR structural composites
GB9625594D0 (en) * 1996-12-10 1997-01-29 Polyol Int Bv Process for manufacturing multilayered foam articles
US6665192B2 (en) * 1997-02-18 2003-12-16 Koninklijke Philips Electronics N.V. Synthetic resin capping layer on a printed circuit
US6017407A (en) * 1997-10-22 2000-01-25 Yates; Paul M. Method of manufacturing a cushion article
US6136879A (en) * 1997-10-28 2000-10-24 Tokai Rubber Industries, Ltd. Soft polyurethane foam, method of producing the same and vehicle interior member using the same
US6007150A (en) * 1998-03-08 1999-12-28 Milsco Manufacturing Company Motorcycle seat with adjustable backrest
US6444303B1 (en) 1999-11-01 2002-09-03 Lear Corporation Fabric-less part and method of making same
US20010054814A1 (en) * 1999-12-10 2001-12-27 Bridgestone Corporation Impact absorbing member and head protective member
US6602579B2 (en) 2000-01-11 2003-08-05 Tempur World, Inc. Cushion
US6866915B2 (en) * 2000-01-11 2005-03-15 Tempur World, Llc Cushion
DE10016350A1 (de) * 2000-04-03 2001-10-31 Johnson Controls Gmbh & Co Kg Schaumteil und Verfahren zu seiner Herstellung
AU2002212759A1 (en) * 2000-11-21 2002-06-03 Bridgestone Corporation Seat pad for vehicle
DE10150804A1 (de) * 2001-10-15 2003-04-24 Trw Automotive Safety Sys Gmbh Verfahren zum Herstellen eines Fahrzeuglenkrads
US7121767B1 (en) * 2001-11-14 2006-10-17 Cuming Corporation Rugged foam buoyancy modules and method of manufacture
JP2003284620A (ja) * 2002-01-24 2003-10-07 Foot Techno Inc 姿勢矯正具及びその製造方法並びに姿勢矯正具を備えた椅子
US20030214166A1 (en) * 2002-05-15 2003-11-20 Schambre John E. Adjustable seatback assembly
US7530127B2 (en) * 2002-05-24 2009-05-12 Dan-Foam Aps Pillow and method of manufacturing a pillow
JP4785382B2 (ja) 2002-05-24 2011-10-05 テンピュール・ワールド・エルエルシー 快適枕
US20040164113A1 (en) * 2002-12-12 2004-08-26 Milsco Manufacturing Company, A Unit Of Jason Incorporated Insulated carrier for wheeled vehicle
JP4315156B2 (ja) * 2002-12-24 2009-08-19 株式会社ブリヂストン ポリウレタンフォーム成形品の製造方法
US7065809B1 (en) 2003-05-07 2006-06-27 Milsco Manufacturing Company Recessed cushion ornament
US6968585B2 (en) * 2003-09-22 2005-11-29 Mark Shaw Antidecubitus heel pad
US7155765B2 (en) * 2003-10-14 2007-01-02 Tempur World, Llc Pillow top for a cushion
JP4898656B2 (ja) * 2005-02-01 2012-03-21 株式会社イノアックコーポレーション ポリウレタンフォームおよびその製造方法
DE102005055921B4 (de) * 2005-11-22 2007-11-15 Herbert Schwarz Motorradsitz
WO2007115396A1 (en) * 2006-04-10 2007-10-18 Custom Foam Systems Ltd. Thin-skinned furniture component and method and apparatus for production thereof
US8656537B2 (en) 2006-04-20 2014-02-25 Dan Foam Aps Multi-component pillow and method of manufacturing and assembling same
US8245339B2 (en) * 2007-04-02 2012-08-21 Carpenter Co. Cushioning device
WO2009105059A1 (en) * 2008-02-19 2009-08-27 Johnson Controls Technology Company Foam cushion
US8141957B2 (en) * 2008-12-15 2012-03-27 La-Z-Boy Incorporated Cushion with plural zones of foam
US8677600B2 (en) * 2009-11-19 2014-03-25 General Foam Plastics Corporation Methods of dispensing and making porous material with growth enhancing element
WO2011084256A1 (en) * 2009-12-16 2011-07-14 Owens Corning Intellectual Capital, Llc Apparatus and methods for application of foam and foam/loosefill insulation systems
JP5552442B2 (ja) * 2011-01-12 2014-07-16 株式会社イノアックコーポレーション クッション体の製造方法
US10011058B2 (en) * 2011-11-28 2018-07-03 Ford Global Technologies, Llc Dual firmness head restraint
US9351579B2 (en) * 2012-01-05 2016-05-31 Andres Escobar Uribe Multi-layered anatomical quilted system
US8695136B2 (en) * 2012-02-24 2014-04-15 Be Aerospace, Inc. Seat cushion with distributed flotation foam use in aircraft seats
DE102012210736B4 (de) * 2012-06-25 2016-10-20 Faurecia Innenraum Systeme Gmbh Schaumsprühverfahren zur Herstellung eines Innenverkleidungsteils eines Fahrzeugs mit mehreren Schaumschichten
CA2885402C (en) 2012-07-27 2020-08-18 Tempur-Pedic Management, Llc Body support cushion having multiple layers of phase change material
DE102013209465B4 (de) * 2013-01-04 2017-01-12 Johnson Controls Gmbh Schaumteil, insbesondere für einen Fahrzeugsitz, sowie Werkzeug und Verfahren zur Herstellung eines Schaumteils
US9108838B2 (en) * 2013-02-26 2015-08-18 Intec Corporation Composite pad for saddle panel
US10271592B2 (en) * 2013-03-13 2019-04-30 Nike, Inc. Monolithic protective article with flexible region
JP5872618B2 (ja) * 2014-04-24 2016-03-01 株式会社イノアックコーポレーション クッション体、および製造方法
JP6297408B2 (ja) * 2014-05-19 2018-03-20 東洋ゴム工業株式会社 シートパッドの製造方法および成形型
JP6971519B2 (ja) * 2016-10-28 2021-11-24 コベストロ、ドイチュラント、アクチエンゲゼルシャフトCovestro Deutschland Ag ポリウレタンフォーム成形品の製造方法
WO2018077914A1 (en) 2016-10-28 2018-05-03 Covestro Deutschland Ag Method for producing a polyurethane foam molded article
GB201703738D0 (en) 2017-03-08 2017-04-19 Levitex Foams Ltd Polyurethane foam
JP2018175294A (ja) * 2017-04-11 2018-11-15 トヨタ紡織株式会社 シートクッション材の製造方法
JP6866740B2 (ja) 2017-04-14 2021-04-28 トヨタ紡織株式会社 シートクッション材の製造方法及びその製造用発泡型
US11583097B2 (en) 2017-11-01 2023-02-21 Bedgear, Llc Mattress assembly

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3345245A (en) * 1960-09-26 1967-10-03 Stauffer Chemical Co Composite structure having shock absorbing properties
US3264382A (en) * 1963-09-18 1966-08-02 American Seating Co Method for making foam backrests for vehicle reclining chairs
US3419455A (en) * 1965-05-14 1968-12-31 Arthur H. Roberts Molded decorative article
US3429085A (en) * 1967-07-06 1969-02-25 Pal Pools Inc Swimming pool
NL6815687A (US07754670-20100713-C00008.png) * 1967-11-07 1969-05-09
GB1240649A (en) * 1969-01-30 1971-07-28 Olin Corp Polyurethane foams having increased density and process therefor
FR2056299A5 (en) * 1969-07-18 1971-05-14 Allied Chem Elastomeric foamed polyurethane upholst - ery for motor vehicles
JPS4828059A (US07754670-20100713-C00008.png) * 1971-08-16 1973-04-13
US3929948A (en) * 1971-11-03 1975-12-30 Gen Tire & Rubber Co Method for fabricating impact absorbing safety structure
US3833259A (en) * 1972-05-30 1974-09-03 Deere & Co Vehicle seat comprising three foam layers
JPS4927362A (US07754670-20100713-C00008.png) * 1972-07-05 1974-03-11
US4032608A (en) * 1974-07-12 1977-06-28 Kaiser Aluminum & Chemical Corporation Cryogenic liquid containment method
JPS5241676A (en) * 1975-09-30 1977-03-31 Toyo Rubber Chemical Ind Co Method of manufacturing composite cushion material
JPS52123762A (en) * 1976-04-05 1977-10-18 Tachikawa Spring Co Method of producing seat
US4086675A (en) * 1977-01-05 1978-05-02 Thomasville Products, Inc. Reinforced edge construction for cushions

Also Published As

Publication number Publication date
JPS6290195A (ja) 1987-04-24
JPS643512B2 (US07754670-20100713-C00008.png) 1989-01-20
JPS5596195A (en) 1980-07-22
JPS6237998B2 (US07754670-20100713-C00008.png) 1987-08-14
GB2039506B (en) 1983-01-26
DE2938231A1 (de) 1980-07-24
FR2446167B3 (US07754670-20100713-C00008.png) 1982-07-30
US4190697A (en) 1980-02-26
FR2446167A1 (fr) 1980-08-08
DE2938231C2 (de) 1985-08-22
GB2039506A (en) 1980-08-13

Similar Documents

Publication Publication Date Title
CA1124971A (en) Multidensity foam article and method of preparation
US4405681A (en) Foam article and method of preparation
US4726086A (en) Composite foam seat cushion and method of preparation
KR100700230B1 (ko) 폴리우레탄 재질의 성형체 및 이의 제조방법
CA2115552C (en) Process for producing an energy absorbing panel
EP0210102A2 (en) Molded carpet assembly with sound deadening foam backing
CA1318996C (en) Vandal resistant seat
CN103534288B (zh) 一种泡沫混合料及其使用
JPH0480720B2 (US07754670-20100713-C00008.png)
US4762654A (en) Method for making foamed articles having a laminated structure
AU595346B2 (en) Process for preparing polyurethane foams having zones of different hardness
GB2197659A (en) Process for preparing polyurethane foams having zones of differing hardness
JPS63172614A (ja) 異なる弾性もしくは硬度の少なくとも２種のフオーム材、特にポリウレタンフオーム材を形成する流動性の反応混合物から成形部品、特にクツシヨンを製造する方法並びに側部フレームを有する自動車座席クツシヨンを製造するためのこの方法の使用
EP0472574B1 (en) Process for preparing multihardness foam articles
EP0683723B1 (en) Energy absorbing panel
JPH01238910A (ja) 異硬度クッション体の製造方法
JPS6317011A (ja) 前縁部ソフト化異硬度シ−トパツドの製造方法
CA1298947C (en) Process for the production of foam cushions from different fluid reaction mixtures
GB2213094A (en) Method for making foamed articles having a laminated structure
GB2199739A (en) Cushion
MXPA00010227A (en) Molding made from polyurethane and process for its production
JPH085076B2 (ja) 発泡体の成形方法及び成形用モールド
JPH0333488B2 (US07754670-20100713-C00008.png)
JPS6326693B2 (US07754670-20100713-C00008.png)
MXPA00005403A (en) Foam composite material and process for production thereof

Legal Events

Date Code Title Description
MKEX Expiry