Non-throttling discharge pump
US4693675A · kind A · utility
24Cited by
4References
8Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jan 16, 1986 |
| Grant date | Sep 15, 1987 |
| Priority date | — |
| Expiry date | Jan 16, 2006 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB05B11/1001
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A discharge pump for expelling fluid from a container comprising a pump chamber, aligned plungers disposed in said pump chamber movable in reciprocation therein and in unison and relative to each other to alternately trap a charge of fluid therebetween, isolate the trapped charge from the container and discharge the trapped charge from the container.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.