CH533001A - Verfahren zum Spritzgiessen eines Gegenstandes aus geschäumtem Material - Google Patents

Verfahren zum Spritzgiessen eines Gegenstandes aus geschäumtem Material

Info

Publication number
CH533001A
CH533001A CH131272A CH131272A CH533001A CH 533001 A CH533001 A CH 533001A CH 131272 A CH131272 A CH 131272A CH 131272 A CH131272 A CH 131272A CH 533001 A CH533001 A CH 533001A
Authority
CH
Switzerland
Prior art keywords
injection molding
foamed material
foamed
molding
injection
Prior art date
Application number
CH131272A
Other languages
German (de)
English (en)
Inventor
Thomas Kyritsis William
Charles Jr Simmonds Robert
Original Assignee
Usm 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 Usm Corp filed Critical Usm Corp
Publication of CH533001A publication Critical patent/CH533001A/de

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
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17—Component parts, details or accessories; Auxiliary operations
    • B29C45/46—Means for plasticising or homogenising the moulding material or forcing it into the mould
    • B29C45/47—Means for plasticising or homogenising the moulding material or forcing it into the mould using screws
    • B29C45/50—Axially movable screw
    • 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
    • B29C44/422—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 by injecting by forward movement of the plastizising screw

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
  • Molding Of Porous Articles (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Coating By Spraying Or Casting (AREA)
CH131272A 1971-01-29 1972-01-28 Verfahren zum Spritzgiessen eines Gegenstandes aus geschäumtem Material CH533001A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP322371A JPS5428426B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1971-01-29 1971-01-29

Publications (1)

Publication Number Publication Date
CH533001A true CH533001A (de) 1973-01-31

Family

ID=11551429

Family Applications (1)

Application Number Title Priority Date Filing Date
CH131272A CH533001A (de) 1971-01-29 1972-01-28 Verfahren zum Spritzgiessen eines Gegenstandes aus geschäumtem Material

Country Status (20)

Country Link
JP (1) JPS5428426B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
AT (1) AT342290B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
BE (1) BE778748A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CA (1) CA977114A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CH (1) CH533001A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CS (1) CS166042B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE2204157C3 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DK (1) DK142608B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
ES (1) ES399703A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FI (1) FI56641C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FR (1) FR2123540B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB (1) GB1382274A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
HU (1) HU167065B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
IL (1) IL38667A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
IS (1) IS2054A7 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
IT (1) IT947068B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
NL (1) NL172131C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
NO (1) NO138281C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
PL (1) PL84475B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
SE (1) SE8103741L (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3805215A1 (de) * 1988-02-19 1989-08-31 Triumph Adler Ag Verfahren zur herstellung einer kunststoffschreibwalze fuer schreib- oder aehnliche bueromaschinen

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3384691A (en) * 1965-09-10 1968-05-21 Allied Chem Method for molding a structure having a foamed plastic core substantially enclosed within an essentially unfoamed plastic layer
CH471671A (de) * 1967-06-09 1969-04-30 United Shoe Machinery Corp Verfahren und Vorrichtung zum Spritzgiessen von Gegenständen aus Schaumstoff
DE1950406C3 (de) * 1968-10-15 1981-12-03 USM Corp., 06032 Farmington, Conn. Verfahren zum Spritzgießen von Gegenständen aus einer Mischung aus einem schäumbaren Kunststoff und einem temperaturempfindlichen Blähmittel

Also Published As

Publication number Publication date
AT342290B (de) 1978-03-28
ATA68972A (de) 1977-07-15
CA977114A (en) 1975-11-04
PL84475B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1976-04-30
NL7201213A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1972-08-01
GB1382274A (en) 1975-01-29
NL172131C (nl) 1983-07-18
NO138281C (no) 1978-08-09
FI56641C (fi) 1980-03-10
FR2123540B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1975-10-24
DK142608C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1981-08-03
SE8103741L (sv) 1981-06-15
IL38667A (en) 1975-05-22
JPS5428426B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1979-09-17
IL38667A0 (en) 1972-03-28
NO138281B (no) 1978-05-02
IS2054A7 (is) 1972-02-16
HU167065B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1975-07-28
FI56641B (fi) 1979-11-30
BE778748A (fr) 1972-05-16
NL172131B (nl) 1983-02-16
CS166042B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1976-01-29
DE2204157C3 (de) 1989-02-23
DE2204157A1 (de) 1972-08-10
ES399703A1 (es) 1974-12-01
IT947068B (it) 1973-05-21
DK142608B (da) 1980-12-01
FR2123540A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1972-09-08
DE2204157B2 (de) 1981-02-26

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Legal Events

Date Code Title Description
PL Patent ceased