Oil transfer pump
US6394772B1 · kind B1 · utility
0Cited by
13References
7Claims
0Family size
Inventor
Key dates
| Filing date | Nov 14, 2000 |
| Grant date | May 28, 2002 |
| Priority date | — |
| Expiry date | Nov 14, 2020 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF04B53/122
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
It is an object of the invention to provide a pump which comprises a body having an outlet recess and an oil inlet and an outlet, and an eccentric run by a motor, the eccentric moving by means of an arm an extrusion piston equipped with a closing clip, the extrusion piston compressing by means of oil a suspended piston having inside it a spring bushing and a spring pin which surrounds the spring pressing towards an end flange.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.