JPS58203027A - 異硬度クッション体の製造方法 - Google Patents

異硬度クッション体の製造方法

Info

Publication number
JPS58203027A
JPS58203027A JP57086984A JP8698482A JPS58203027A JP S58203027 A JPS58203027 A JP S58203027A JP 57086984 A JP57086984 A JP 57086984A JP 8698482 A JP8698482 A JP 8698482A JP S58203027 A JPS58203027 A JP S58203027A
Authority
JP
Japan
Prior art keywords
cavity
mold
molding
partition
raw material
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
JP57086984A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0322284B2 (enrdf_load_stackoverflow
Inventor
Shinji Yamada
山田　真二
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.)
Inoac Corp
Original Assignee
Inoue MTP KK
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 Inoue MTP KK filed Critical Inoue MTP KK
Priority to JP57086984A priority Critical patent/JPS58203027A/ja
Publication of JPS58203027A publication Critical patent/JPS58203027A/ja
Publication of JPH0322284B2 publication Critical patent/JPH0322284B2/ja
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
    • B29C44/0469—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 provided with physical separators between the different materials, e.g. separating layers, mould walls
    • 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

  • Moulds For Moulding Plastics Or The Like (AREA)
  • Molding Of Porous Articles (AREA)
JP57086984A 1982-05-22 1982-05-22 異硬度クッション体の製造方法 Granted JPS58203027A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP57086984A JPS58203027A (ja) 1982-05-22 1982-05-22 異硬度クッション体の製造方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57086984A JPS58203027A (ja) 1982-05-22 1982-05-22 異硬度クッション体の製造方法

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2193383A Division JPH0373321A (ja) 1990-07-20 1990-07-20 異硬度クッション体の成形用型

Publications (2)

Publication Number Publication Date
JPS58203027A true JPS58203027A (ja) 1983-11-26
JPH0322284B2 JPH0322284B2 (enrdf_load_stackoverflow) 1991-03-26

Family

ID=13902124

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57086984A Granted JPS58203027A (ja) 1982-05-22 1982-05-22 異硬度クッション体の製造方法

Country Status (1)

Country Link
JP (1) JPS58203027A (enrdf_load_stackoverflow)

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6243715U (enrdf_load_stackoverflow) * 1985-09-03 1987-03-16
JPS63120957U (enrdf_load_stackoverflow) * 1987-01-30 1988-08-05
JPS63120956U (enrdf_load_stackoverflow) * 1987-01-30 1988-08-05
US4923746A (en) * 1986-05-23 1990-05-08 Roth Freres, Societe Anonyme Process for producing paddings molded from polyurethane foam comprising several regions of different pliability, and paddings thus produced
US4927575A (en) * 1988-04-22 1990-05-22 Bayer Aktiengesellschaft Process for producing foam cushions
US4975229A (en) * 1985-04-16 1990-12-04 Honda Giken Kogyo Kabushiki Kaisha Process for producing laminated resin foam
EP1179403A3 (en) * 2000-08-11 2002-12-18 Tokai Kogyo Kabushiki Kaisha Manufacturing method of cushion member
JP2008207490A (ja) * 2007-02-27 2008-09-11 Inoac Corp ポリウレタン発泡成形型
JP2009107131A (ja) * 2007-10-26 2009-05-21 Inoac Corp 発泡成形型及び発泡成形方法
WO2016002636A1 (ja) * 2014-07-03 2016-01-07 株式会社ブリヂストン 発泡成形品用モールド及び発泡成形品

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4930448A (enrdf_load_stackoverflow) * 1972-07-20 1974-03-18
JPS5619734A (en) * 1979-07-25 1981-02-24 Tokai Kogyo Kk Preparation of composite cushion body for sheet of seat and the like

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4930448A (enrdf_load_stackoverflow) * 1972-07-20 1974-03-18
JPS5619734A (en) * 1979-07-25 1981-02-24 Tokai Kogyo Kk Preparation of composite cushion body for sheet of seat and the like

Cited By (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4975229A (en) * 1985-04-16 1990-12-04 Honda Giken Kogyo Kabushiki Kaisha Process for producing laminated resin foam
JPS6243715U (enrdf_load_stackoverflow) * 1985-09-03 1987-03-16
US4923746A (en) * 1986-05-23 1990-05-08 Roth Freres, Societe Anonyme Process for producing paddings molded from polyurethane foam comprising several regions of different pliability, and paddings thus produced
JPS63120957U (enrdf_load_stackoverflow) * 1987-01-30 1988-08-05
JPS63120956U (enrdf_load_stackoverflow) * 1987-01-30 1988-08-05
US4927575A (en) * 1988-04-22 1990-05-22 Bayer Aktiengesellschaft Process for producing foam cushions
EP1179403A3 (en) * 2000-08-11 2002-12-18 Tokai Kogyo Kabushiki Kaisha Manufacturing method of cushion member
US6623675B2 (en) 2000-08-11 2003-09-23 Tokai Kogyo Kabushiki Kaisha Manufacturing method of a cushion member
JP2008207490A (ja) * 2007-02-27 2008-09-11 Inoac Corp ポリウレタン発泡成形型
JP2009107131A (ja) * 2007-10-26 2009-05-21 Inoac Corp 発泡成形型及び発泡成形方法
WO2016002636A1 (ja) * 2014-07-03 2016-01-07 株式会社ブリヂストン 発泡成形品用モールド及び発泡成形品
JP2016013674A (ja) * 2014-07-03 2016-01-28 株式会社ブリヂストン 発泡成形品用モールド及び発泡成形品
US10850435B2 (en) 2014-07-03 2020-12-01 Toyota Boshoku Kabushiki Kaisha Foam molded article mold and foam molded article

Also Published As

Publication number Publication date
JPH0322284B2 (enrdf_load_stackoverflow) 1991-03-26

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