CH474357A - Device for two or more colored injection molding - Google Patents
Device for two or more colored injection moldingInfo
- Publication number
- CH474357A CH474357A CH1322868A CH1322868A CH474357A CH 474357 A CH474357 A CH 474357A CH 1322868 A CH1322868 A CH 1322868A CH 1322868 A CH1322868 A CH 1322868A CH 474357 A CH474357 A CH 474357A
- Authority
- CH
- Switzerland
- Prior art keywords
- injection molding
- colored injection
- colored
- 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
- B29C45/16—Making multilayered or multicoloured articles
- B29C45/1642—Making multilayered or multicoloured articles having a "sandwich" structure
- B29C45/1645—Injecting skin and core materials from the same injection cylinder, e.g. mono-sandwich moulding
-
- 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
- B29C45/16—Making multilayered or multicoloured articles
- B29C45/1603—Multi-way nozzles specially adapted therefor
- B29C45/1604—Multi-way nozzles specially adapted therefor using a valve urged by the injection pressure
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH1322868A CH474357A (en) | 1968-09-04 | 1968-09-04 | Device for two or more colored injection molding |
DE19691944474 DE1944474A1 (en) | 1968-09-04 | 1969-09-02 | Multiple colour injection moulding with axial component - feed |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH1322868A CH474357A (en) | 1968-09-04 | 1968-09-04 | Device for two or more colored injection molding |
Publications (1)
Publication Number | Publication Date |
---|---|
CH474357A true CH474357A (en) | 1969-06-30 |
Family
ID=4390525
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH1322868A CH474357A (en) | 1968-09-04 | 1968-09-04 | Device for two or more colored injection molding |
Country Status (2)
Country | Link |
---|---|
CH (1) | CH474357A (en) |
DE (1) | DE1944474A1 (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4190409A (en) * | 1977-10-14 | 1980-02-26 | Karl Hehl | Apparatus for injecting confluent streams of plastic |
JPS57500277A (en) * | 1980-02-29 | 1982-02-18 | ||
DE19956898C1 (en) * | 1999-11-26 | 2001-04-19 | Reichert Gmbh Kunststofftechni | Adapter plate for injection molding machine carries system of molten plastic cylinder, step pistons and jet with automatic control to give multi-component injection molding |
-
1968
- 1968-09-04 CH CH1322868A patent/CH474357A/en not_active IP Right Cessation
-
1969
- 1969-09-02 DE DE19691944474 patent/DE1944474A1/en active Pending
Also Published As
Publication number | Publication date |
---|---|
DE1944474A1 (en) | 1970-03-12 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PL | Patent ceased |