CH471671A - Method and device for injection molding objects made of foam - Google Patents

Method and device for injection molding objects made of foam

Info

Publication number
CH471671A
CH471671A CH748668A CH748668A CH471671A CH 471671 A CH471671 A CH 471671A CH 748668 A CH748668 A CH 748668A CH 748668 A CH748668 A CH 748668A CH 471671 A CH471671 A CH 471671A
Authority
CH
Switzerland
Prior art keywords
foam
injection molding
objects made
molding objects
injection
Prior art date
Application number
CH748668A
Other languages
German (de)
Inventor
Ellsworth Jr Annis Rupert
Original Assignee
United Shoe Machinery 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 United Shoe Machinery Corp filed Critical United Shoe Machinery Corp
Publication of CH471671A publication Critical patent/CH471671A/en

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
    • B29C44/42—Feeding the material to be shaped into a closed space, i.e. to make articles of definite length using pressure difference, e.g. by injection or by vacuum
CH748668A 1967-06-09 1968-05-20 Method and device for injection molding objects made of foam CH471671A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US64488667A 1967-06-09 1967-06-09

Publications (1)

Publication Number Publication Date
CH471671A true CH471671A (en) 1969-04-30

Family

ID=24586742

Family Applications (1)

Application Number Title Priority Date Filing Date
CH748668A CH471671A (en) 1967-06-09 1968-05-20 Method and device for injection molding objects made of foam

Country Status (5)

Country Link
CH (1) CH471671A (en)
DE (1) DE1778663B2 (en)
FR (1) FR1568562A (en)
GB (1) GB1233047A (en)
SE (1) SE336218B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2123540A1 (en) * 1971-01-29 1972-09-08 Usm Corp

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2123540A1 (en) * 1971-01-29 1972-09-08 Usm Corp

Also Published As

Publication number Publication date
DE1778663A1 (en) 1972-03-16
GB1233047A (en) 1971-05-26
SE336218B (en) 1971-06-28
DE1778663B2 (en) 1973-06-28
FR1568562A (en) 1969-05-23

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Legal Events

Date Code Title Description
PL Patent ceased