JPS60500409A - 成形法および装置 - Google Patents

成形法および装置

Info

Publication number
JPS60500409A
JPS60500409A JP84500550A JP50055084A JPS60500409A JP S60500409 A JPS60500409 A JP S60500409A JP 84500550 A JP84500550 A JP 84500550A JP 50055084 A JP50055084 A JP 50055084A JP S60500409 A JPS60500409 A JP S60500409A
Authority
JP
Japan
Prior art keywords
mold
liner
film
forming means
mold member
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.)
Pending
Application number
JP84500550A
Other languages
English (en)
Japanese (ja)
Inventor
ベンフイールド，シヤーウツド　グレン
Original Assignee
ポリキヤスト　コ−ポレイシヨン
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 ポリキヤスト　コ−ポレイシヨン filed Critical ポリキヤスト　コ−ポレイシヨン
Publication of JPS60500409A publication Critical patent/JPS60500409A/ja
Pending 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
    • B29C44/12—Incorporating or moulding on preformed parts, e.g. inserts or reinforcements
    • B29C44/1252—Removing portions of the preformed parts after the moulding step
    • 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
    • B29C33/00—Moulds or cores; Details thereof or accessories therefor
    • B29C33/44—Moulds or cores; Details thereof or accessories therefor with means for, or specially constructed to facilitate, the removal of articles, e.g. of undercut articles
    • B29C33/48—Moulds or cores; Details thereof or accessories therefor with means for, or specially constructed to facilitate, the removal of articles, e.g. of undercut articles with means for collapsing or disassembling
    • B29C33/50—Moulds or cores; Details thereof or accessories therefor with means for, or specially constructed to facilitate, the removal of articles, e.g. of undercut articles with means for collapsing or disassembling elastic or flexible
    • 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
    • B29C33/00—Moulds or cores; Details thereof or accessories therefor
    • B29C33/56—Coatings, e.g. enameled or galvanised; Releasing, lubricating or separating agents
    • B29C33/68—Release sheets
    • 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
    • B29C37/00—Component parts, details, accessories or auxiliary operations, not covered by group B29C33/00 or B29C35/00
    • B29C37/0003—Discharging moulded articles from 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
    • 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
    • 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
    • B29C51/00—Shaping by thermoforming, i.e. shaping sheets or sheet like preforms after heating, e.g. shaping sheets in matched moulds or by deep-drawing; Apparatus therefor
    • B29C51/10—Forming by pressure difference, e.g. vacuum

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
  • Pinball Game Machines (AREA)
  • Molding Of Porous Articles (AREA)
JP84500550A 1983-01-10 1983-12-27 成形法および装置 Pending JPS60500409A (ja)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US45684283A 1983-01-10 1983-01-10
US456842 1983-01-10
US49882383A 1983-05-27 1983-05-27
US498823 1983-05-27
PCT/US1983/002057 WO1984002682A1 (en) 1983-01-10 1983-12-27 Method and apparatus for molding

Publications (1)

Publication Number Publication Date
JPS60500409A true JPS60500409A (ja) 1985-03-28

Family

ID=27038384

Family Applications (1)

Application Number Title Priority Date Filing Date
JP84500550A Pending JPS60500409A (ja) 1983-01-10 1983-12-27 成形法および装置

Country Status (10)

Country Link
EP (1) EP0131037A1 (da)
JP (1) JPS60500409A (da)
KR (1) KR840007379A (da)
DK (1) DK421884D0 (da)
ES (2) ES8504013A1 (da)
FI (1) FI840074A0 (da)
IL (1) IL70613A0 (da)
NO (1) NO843546L (da)
PT (1) PT77935B (da)
WO (1) WO1984002682A1 (da)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5071331A (en) * 1990-08-27 1991-12-10 Cabot Safety Corporation Mold for foam products
US5456586A (en) * 1993-07-07 1995-10-10 Carson; Scott Apparatus for manufacturing articles made of polyurethane

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3127457A (en) * 1960-11-18 1964-03-31 Du Pont Method of molding a polyurethane foam in a mold having an improved release agent
US3248758A (en) * 1964-05-15 1966-05-03 Gen Electric Mold for the manufacture of polyurethane foam articles
US3576930A (en) * 1970-04-20 1971-04-27 Goodyear Tire & Rubber Method of preparing molded articles

Also Published As

Publication number Publication date
PT77935B (en) 1986-04-16
ES528686A0 (es) 1985-05-01
ES8504013A1 (es) 1985-05-01
EP0131037A1 (en) 1985-01-16
NO843546L (no) 1984-09-06
WO1984002682A1 (en) 1984-07-19
ES539896A0 (es) 1986-04-01
FI840074A0 (fi) 1984-01-09
ES8605181A1 (es) 1986-04-01
IL70613A0 (en) 1984-04-30
DK421884A (da) 1984-09-04
PT77935A (en) 1984-02-01
KR840007379A (ko) 1984-12-07
DK421884D0 (da) 1984-09-04

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