Extruder drivingly connected to gear pump
US4642040A · kind A · utility
18Cited by
10References
16Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Aug 23, 1985 |
| Grant date | Feb 10, 1987 |
| Priority date | — |
| Expiry date | Aug 23, 2005 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB29C2037/96
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
An apparatus for accurately metering a viscous material is provided. The apparatus includes an extruder having a drive means, and a gear pump, with the extruder drivingly connected to the gear pump so as to obviate the need for a secondary power system. Three different embodiments of the invention are set forth.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.