NO843546L - Fremgangsmaate og apparat for stoeping - Google Patents

Fremgangsmaate og apparat for stoeping

Info

Publication number
NO843546L
NO843546L NO843546A NO843546A NO843546L NO 843546 L NO843546 L NO 843546L NO 843546 A NO843546 A NO 843546A NO 843546 A NO843546 A NO 843546A NO 843546 L NO843546 L NO 843546L
Authority
NO
Norway
Prior art keywords
mold
liner
film
mold part
foam
Prior art date
Application number
NO843546A
Other languages
English (en)
Norwegian (no)
Inventor
Sherwood Glenn Benfield
Original Assignee
Polycast Corp
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 Polycast Corp filed Critical Polycast Corp
Publication of NO843546L publication Critical patent/NO843546L/no

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C44/00Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/02Shaping 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
    • B29C44/12Incorporating or moulding on preformed parts, e.g. inserts or reinforcements
    • B29C44/1252Removing portions of the preformed parts after the moulding step
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C33/00Moulds or cores; Details thereof or accessories therefor
    • B29C33/44Moulds or cores; Details thereof or accessories therefor with means for, or specially constructed to facilitate, the removal of articles, e.g. of undercut articles
    • B29C33/48Moulds 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
    • B29C33/50Moulds 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
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C33/00Moulds or cores; Details thereof or accessories therefor
    • B29C33/56Coatings, e.g. enameled or galvanised; Releasing, lubricating or separating agents
    • B29C33/68Release sheets
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C37/00Component parts, details, accessories or auxiliary operations, not covered by group B29C33/00 or B29C35/00
    • B29C37/0003Discharging moulded articles from the mould
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C44/00Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/34Auxiliary operations
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C51/00Shaping 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
    • B29C51/10Forming 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)
NO843546A 1983-01-10 1984-09-06 Fremgangsmaate og apparat for stoeping NO843546L (no)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US45684283A 1983-01-10 1983-01-10
US49882383A 1983-05-27 1983-05-27

Publications (1)

Publication Number Publication Date
NO843546L true NO843546L (no) 1984-09-06

Family

ID=27038384

Family Applications (1)

Application Number Title Priority Date Filing Date
NO843546A NO843546L (no) 1983-01-10 1984-09-06 Fremgangsmaate og apparat for stoeping

Country Status (10)

Country Link
EP (1) EP0131037A1 (da)
JP (1) JPS60500409A (da)
KR (1) KR840007379A (da)
DK (1) DK421884A (da)
ES (2) ES528686A0 (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
PT77935A (en) 1984-02-01
DK421884D0 (da) 1984-09-04
ES8504013A1 (es) 1985-05-01
ES539896A0 (es) 1986-04-01
DK421884A (da) 1984-09-04
JPS60500409A (ja) 1985-03-28
ES528686A0 (es) 1985-05-01
FI840074A0 (fi) 1984-01-09
PT77935B (en) 1986-04-16
ES8605181A1 (es) 1986-04-01
EP0131037A1 (en) 1985-01-16
KR840007379A (ko) 1984-12-07
WO1984002682A1 (en) 1984-07-19
IL70613A0 (en) 1984-04-30

Similar Documents

Publication Publication Date Title
AU709042B2 (en) Mold separation method and apparatus
US3736201A (en) Method for molding bowl-shaped articles
US4592719A (en) Apparatus for manufacturing plastic bottles from molded hollow preforms
US4813859A (en) Apparatus for molding expandable polystyrene foam articles
EP0908292A4 (en) METHOD AND APPARATUS FOR PRODUCING A BLOW MOLDED ARTICLE
US4351789A (en) Mold and process for molding
MXPA02002498A (es) Liberacion de recipientes moldeados con muesca guia despues de un proceso de termoformado.
US4801361A (en) Method and apparatus for molding expandable polystyrene foam articles
NO843546L (no) Fremgangsmaate og apparat for stoeping
US4758394A (en) Method of and apparatus for forming cups of expanded resin
US4308086A (en) Apparatus for the preparation of hollow plastic articles with a base cup
US4207134A (en) Apparatus for the preparation of hollow plastic articles
US4234302A (en) Apparatus for the preparation of hollow plastic articles
US4230298A (en) Apparatus for the preparation of hollow plastic articles
US4225304A (en) Apparatus for the preparation of hollow plastic articles
US7258542B2 (en) Mold assembly for blow molding plastic articles and method of use
US4130387A (en) Apparatus for thermoforming plastic articles
JPS6132128B2 (da)
US4162883A (en) Apparatus for thermoforming hollow article having a high L/D ratio
CA1129613A (en) Apparatus for the preparation of hollow plastic articles
US3809737A (en) Process for manufacture of a plastic conduit connector component
JP2004209804A (ja) 発泡成形体の成形金型並びにこの金型を使った発泡成形装置
JPS6178620A (ja) 二重構造品の成形方法及びそれに用いる真空,加熱装置
JPH04261824A (ja) 熱可塑性チューブラ物品の熱硬化方法およびその装置
JPH058117Y2 (da)