Fluid cooling of injection molded plastic articles
US4208177A · kind A · utility
37Cited by
9References
4Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | May 11, 1979 |
| Grant date | Jun 17, 1980 |
| Priority date | — |
| Expiry date | May 11, 1999 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S425/812
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A method and system for cooling an injection molded plastic article by forming a portion of a mold cavity of fluid permeable porous material that communicates with a cooling liquid passageway and subjecting the cooling liquid to different pressures to vary the flow of fluid through the porous plug.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.