Injection-compression mold
US5044925A · kind A · utility
16Cited by
3References
6Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Sep 1, 1989 |
| Grant date | Sep 3, 1991 |
| Priority date | — |
| Expiry date | Sep 1, 2009 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S425/127
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
An injection-compression mold having a stationary part and a movable part which are used for injection-molding a molten thermoplastic resin, at least one spring member with one end fixed to at least one of the mold parts and the other arranged so that it can abut against the opposite mold part when the mold is clamped in order that the bias force of the spring member to absorb the clamp force of a molding machine.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.