JPH0217335B2 - - Google Patents

Info

Publication number
JPH0217335B2
JPH0217335B2 JP56009826A JP982681A JPH0217335B2 JP H0217335 B2 JPH0217335 B2 JP H0217335B2 JP 56009826 A JP56009826 A JP 56009826A JP 982681 A JP982681 A JP 982681A JP H0217335 B2 JPH0217335 B2 JP H0217335B2
Authority
JP
Japan
Prior art keywords
mold
synthetic resin
different hardness
foamed synthetic
parts
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 - Lifetime
Application number
JP56009826A
Other languages
English (en)
Japanese (ja)
Other versions
JPS57125026A (en
Inventor
Masaru Takebayashi
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.)
Ikeda Corp
Original Assignee
Ikeda Bussan Co Ltd
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 Ikeda Bussan Co Ltd filed Critical Ikeda Bussan Co Ltd
Priority to JP56009826A priority Critical patent/JPS57125026A/ja
Publication of JPS57125026A publication Critical patent/JPS57125026A/ja
Publication of JPH0217335B2 publication Critical patent/JPH0217335B2/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
    • B29C44/0415—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 regulating the pressure of the material during or after filling of the mould, e.g. by local venting

Landscapes

  • Moulds For Moulding Plastics Or The Like (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
  • Chair Legs, Seat Parts, And Backrests (AREA)
  • Seats For Vehicles (AREA)
JP56009826A 1981-01-26 1981-01-26 Method and mold for forming pad having different hardness Granted JPS57125026A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP56009826A JPS57125026A (en) 1981-01-26 1981-01-26 Method and mold for forming pad having different hardness

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56009826A JPS57125026A (en) 1981-01-26 1981-01-26 Method and mold for forming pad having different hardness

Publications (2)

Publication Number Publication Date
JPS57125026A JPS57125026A (en) 1982-08-04
JPH0217335B2 true JPH0217335B2 (en]) 1990-04-20

Family

ID=11730933

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56009826A Granted JPS57125026A (en) 1981-01-26 1981-01-26 Method and mold for forming pad having different hardness

Country Status (1)

Country Link
JP (1) JPS57125026A (en])

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5970548U (ja) * 1982-11-02 1984-05-14 株式会社東洋クオリティワン クツシヨン体
JPS6099290A (ja) * 1983-11-04 1985-06-03 池田物産株式会社 成形チップ材からなるパッド材の製造方法
JPS60219018A (ja) * 1984-04-16 1985-11-01 Nhk Spring Co Ltd 積層クツシヨン体の製造方法
JPH0531973Y2 (en]) * 1986-01-30 1993-08-17
DE69720756T2 (de) 1996-10-11 2003-12-24 Coraltech Ltd., Petersfield Verfahren zum spritzgiessen eines geschäumten gegenstandes
TW476697B (en) * 1997-11-26 2002-02-21 Idemitsu Petrochemical Co Fiber-reinforced resin molded article and method of manufacturing the same
EP1110694B1 (en) * 1999-12-23 2003-03-12 Giacoma Olivier Method for producing partially expanded bodies with a PVC-based cellular structure and mould for their production
JP4841299B2 (ja) * 2006-04-20 2011-12-21 株式会社イノアックコーポレーション 発泡製品の製造方法
JP5117161B2 (ja) * 2007-10-26 2013-01-09 株式会社イノアックコーポレーション 発泡成形方法

Also Published As

Publication number Publication date
JPS57125026A (en) 1982-08-04

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