Mixing head of injection molding machine
US4856908A · kind A · utility
7Cited by
1References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 29, 1988 |
| Grant date | Aug 15, 1989 |
| Priority date | — |
| Expiry date | Feb 29, 2008 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB29B7/7689
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A mixing head of an injection molding machine has an injection plunger for opening and closing a plurality of orifices and a spool plunger for opening and closing a plurality of circular passageways. The plunger and the spool are disposed parallel to each other.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.