IL38667A - Method of injection molding articles of foam material - Google Patents

Method of injection molding articles of foam material

Info

Publication number
IL38667A
IL38667A IL38667A IL3866772A IL38667A IL 38667 A IL38667 A IL 38667A IL 38667 A IL38667 A IL 38667A IL 3866772 A IL3866772 A IL 3866772A IL 38667 A IL38667 A IL 38667A
Authority
IL
Israel
Prior art keywords
injection molding
foam material
molding articles
articles
foam
Prior art date
Application number
IL38667A
Other languages
English (en)
Other versions
IL38667A0 (en
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 IL38667A0 publication Critical patent/IL38667A0/xx
Publication of IL38667A publication Critical patent/IL38667A/xx

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)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Coating By Spraying Or Casting (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
IL38667A 1971-01-29 1972-01-28 Method of injection molding articles of foam material IL38667A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP322371A JPS5428426B1 (es) 1971-01-29 1971-01-29

Publications (2)

Publication Number Publication Date
IL38667A0 IL38667A0 (en) 1972-03-28
IL38667A true IL38667A (en) 1975-05-22

Family

ID=11551429

Family Applications (1)

Application Number Title Priority Date Filing Date
IL38667A IL38667A (en) 1971-01-29 1972-01-28 Method of injection molding articles of foam material

Country Status (20)

Country Link
JP (1) JPS5428426B1 (es)
AT (1) AT342290B (es)
BE (1) BE778748A (es)
CA (1) CA977114A (es)
CH (1) CH533001A (es)
CS (1) CS166042B2 (es)
DE (1) DE2204157C3 (es)
DK (1) DK142608B (es)
ES (1) ES399703A1 (es)
FI (1) FI56641C (es)
FR (1) FR2123540B1 (es)
GB (1) GB1382274A (es)
HU (1) HU167065B (es)
IL (1) IL38667A (es)
IS (1) IS2054A7 (es)
IT (1) IT947068B (es)
NL (1) NL172131C (es)
NO (1) NO138281C (es)
PL (1) PL84475B1 (es)
SE (1) SE8103741L (es)

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
DK142608B (da) 1980-12-01
NL172131C (nl) 1983-07-18
CA977114A (en) 1975-11-04
ES399703A1 (es) 1974-12-01
DE2204157C3 (de) 1989-02-23
HU167065B (es) 1975-07-28
FR2123540B1 (es) 1975-10-24
DK142608C (es) 1981-08-03
CS166042B2 (es) 1976-01-29
IL38667A0 (en) 1972-03-28
IS2054A7 (is) 1972-02-16
BE778748A (fr) 1972-05-16
ATA68972A (de) 1977-07-15
IT947068B (it) 1973-05-21
JPS5428426B1 (es) 1979-09-17
SE8103741L (sv) 1981-06-15
NO138281B (no) 1978-05-02
AT342290B (de) 1978-03-28
FR2123540A1 (es) 1972-09-08
NO138281C (no) 1978-08-09
DE2204157B2 (de) 1981-02-26
NL7201213A (es) 1972-08-01
GB1382274A (en) 1975-01-29
NL172131B (nl) 1983-02-16
FI56641C (fi) 1980-03-10
DE2204157A1 (de) 1972-08-10
FI56641B (fi) 1979-11-30
CH533001A (de) 1973-01-31
PL84475B1 (es) 1976-04-30

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