CH533001A - Verfahren zum Spritzgiessen eines Gegenstandes aus geschäumtem Material - Google Patents
Verfahren zum Spritzgiessen eines Gegenstandes aus geschäumtem MaterialInfo
- 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
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)
- Moulds For Moulding Plastics Or The Like (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
- Coating By Spraying Or Casting (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP322371A JPS5428426B1 (xx) | 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 (xx) |
AT (1) | AT342290B (xx) |
BE (1) | BE778748A (xx) |
CA (1) | CA977114A (xx) |
CH (1) | CH533001A (xx) |
CS (1) | CS166042B2 (xx) |
DE (1) | DE2204157C3 (xx) |
DK (1) | DK142608B (xx) |
ES (1) | ES399703A1 (xx) |
FI (1) | FI56641C (xx) |
FR (1) | FR2123540B1 (xx) |
GB (1) | GB1382274A (xx) |
HU (1) | HU167065B (xx) |
IL (1) | IL38667A (xx) |
IS (1) | IS2054A7 (xx) |
IT (1) | IT947068B (xx) |
NL (1) | NL172131C (xx) |
NO (1) | NO138281C (xx) |
PL (1) | PL84475B1 (xx) |
SE (1) | SE8103741L (xx) |
Families Citing this family (1)
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)
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 |
-
1971
- 1971-01-29 JP JP322371A patent/JPS5428426B1/ja active Pending
-
1972
- 1972-01-26 IS IS2054A patent/IS2054A7/is unknown
- 1972-01-26 FI FI189/72A patent/FI56641C/fi active
- 1972-01-27 PL PL1972153148A patent/PL84475B1/pl unknown
- 1972-01-27 CA CA133,342A patent/CA977114A/en not_active Expired
- 1972-01-28 IL IL38667A patent/IL38667A/xx unknown
- 1972-01-28 HU HUUA187A patent/HU167065B/hu unknown
- 1972-01-28 CH CH131272A patent/CH533001A/de not_active IP Right Cessation
- 1972-01-28 ES ES399703A patent/ES399703A1/es not_active Expired
- 1972-01-28 DE DE2204157A patent/DE2204157C3/de not_active Expired
- 1972-01-28 NL NLAANVRAGE7201213,A patent/NL172131C/xx not_active IP Right Cessation
- 1972-01-28 IT IT19915/72A patent/IT947068B/it active
- 1972-01-28 NO NO210/72A patent/NO138281C/no unknown
- 1972-01-28 FR FR7202997A patent/FR2123540B1/fr not_active Expired
- 1972-01-28 DK DK38472AA patent/DK142608B/da not_active IP Right Cessation
- 1972-01-28 GB GB411972A patent/GB1382274A/en not_active Expired
- 1972-01-28 AT AT68972A patent/AT342290B/de not_active IP Right Cessation
- 1972-01-31 CS CS595A patent/CS166042B2/cs unknown
- 1972-01-31 BE BE778748A patent/BE778748A/xx not_active IP Right Cessation
-
1981
- 1981-06-15 SE SE8103741A patent/SE8103741L/sv not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
FR2123540A1 (xx) | 1972-09-08 |
FR2123540B1 (xx) | 1975-10-24 |
DE2204157A1 (de) | 1972-08-10 |
DE2204157C3 (de) | 1989-02-23 |
FI56641B (fi) | 1979-11-30 |
IS2054A7 (is) | 1972-02-16 |
NL172131B (nl) | 1983-02-16 |
DK142608C (xx) | 1981-08-03 |
NO138281C (no) | 1978-08-09 |
GB1382274A (en) | 1975-01-29 |
ATA68972A (de) | 1977-07-15 |
IT947068B (it) | 1973-05-21 |
DE2204157B2 (de) | 1981-02-26 |
JPS5428426B1 (xx) | 1979-09-17 |
NL172131C (nl) | 1983-07-18 |
IL38667A (en) | 1975-05-22 |
ES399703A1 (es) | 1974-12-01 |
CS166042B2 (xx) | 1976-01-29 |
FI56641C (fi) | 1980-03-10 |
IL38667A0 (en) | 1972-03-28 |
BE778748A (fr) | 1972-05-16 |
SE8103741L (sv) | 1981-06-15 |
DK142608B (da) | 1980-12-01 |
PL84475B1 (xx) | 1976-04-30 |
CA977114A (en) | 1975-11-04 |
AT342290B (de) | 1978-03-28 |
HU167065B (xx) | 1975-07-28 |
NL7201213A (xx) | 1972-08-01 |
NO138281B (no) | 1978-05-02 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PL | Patent ceased |