JPS54114575A - Coomolding apparatus of chair core material - Google Patents

Coomolding apparatus of chair core material

Info

Publication number
JPS54114575A
JPS54114575A JP2316378A JP2316378A JPS54114575A JP S54114575 A JPS54114575 A JP S54114575A JP 2316378 A JP2316378 A JP 2316378A JP 2316378 A JP2316378 A JP 2316378A JP S54114575 A JPS54114575 A JP S54114575A
Authority
JP
Japan
Prior art keywords
coomolding
core material
chair core
chair
core
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
JP2316378A
Other languages
Japanese (ja)
Other versions
JPS588337B2 (en
Inventor
Akira Kawanami
Sukehiro Nakagami
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.)
Sekisui Kasei Co Ltd
Original Assignee
Sekisui Plastics 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 Sekisui Plastics Co Ltd filed Critical Sekisui Plastics Co Ltd
Priority to JP53023163A priority Critical patent/JPS588337B2/en
Publication of JPS54114575A publication Critical patent/JPS54114575A/en
Publication of JPS588337B2 publication Critical patent/JPS588337B2/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
    • B29C44/34—Auxiliary operations
    • B29C44/36—Feeding the material to be shaped
    • B29C44/38—Feeding the material to be shaped into a closed space, i.e. to make articles of definite length
    • B29C44/44—Feeding the material to be shaped into a closed space, i.e. to make articles of definite length in solid form
    • B29C44/445—Feeding the material to be shaped into a closed space, i.e. to make articles of definite length in solid form in the form of expandable granules, particles or beads
    • 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
    • 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
    • B29C44/34—Auxiliary operations
    • B29C44/3415—Heating or cooling
    • B29C44/3426—Heating by introducing steam in the mould

Landscapes

  • Molding Of Porous Articles (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
JP53023163A 1978-02-28 1978-02-28 Simultaneous molding equipment for core material for chairs Expired JPS588337B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP53023163A JPS588337B2 (en) 1978-02-28 1978-02-28 Simultaneous molding equipment for core material for chairs

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP53023163A JPS588337B2 (en) 1978-02-28 1978-02-28 Simultaneous molding equipment for core material for chairs

Publications (2)

Publication Number Publication Date
JPS54114575A true JPS54114575A (en) 1979-09-06
JPS588337B2 JPS588337B2 (en) 1983-02-15

Family

ID=12102934

Family Applications (1)

Application Number Title Priority Date Filing Date
JP53023163A Expired JPS588337B2 (en) 1978-02-28 1978-02-28 Simultaneous molding equipment for core material for chairs

Country Status (1)

Country Link
JP (1) JPS588337B2 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6099620A (en) * 1983-11-04 1985-06-03 Ikeda Bussan Co Ltd Mold for pad material
JP2008230253A (en) * 2008-05-23 2008-10-02 Kaneka Corp In-mold foaming molding method

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6099620A (en) * 1983-11-04 1985-06-03 Ikeda Bussan Co Ltd Mold for pad material
JPS6366653B2 (en) * 1983-11-04 1988-12-21 Ikeda Butsusan Kk
JP2008230253A (en) * 2008-05-23 2008-10-02 Kaneka Corp In-mold foaming molding method
JP4605253B2 (en) * 2008-05-23 2011-01-05 株式会社カネカ In-mold foam molding method

Also Published As

Publication number Publication date
JPS588337B2 (en) 1983-02-15

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