Sequential injection molding process
US4867938A · kind A · utility
32Cited by
7References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 29, 1988 |
| Grant date | Sep 19, 1989 |
| Priority date | — |
| Expiry date | Jan 29, 2008 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB29C45/32
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
An injection molding machine and method of operation having a plurality of accessory arrangements for molding a plurality of piece parts in efficient overlapping time cycle using primary and secondary molten plastic injection units, primary and secondary clamping units, a plurality of injection units in various arrays including molding piece parts in reverse or uniform orientation.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.