Washing objects and recovering contaminants with optimized pump control
US5897297A · kind A · utility
6Cited by
2References
14Claims
0Family size
Inventor
Key dates
| Filing date | Oct 7, 1997 |
| Grant date | Apr 27, 1999 |
| Priority date | — |
| Expiry date | Oct 7, 2017 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF04B2207/701
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
The invention provides an apparatus for optimizing performance of a fluid pump having a supply port and a pressurized output port, comprising: a pressurized supply of a first fluid; a variable regulator coupled to the supply having a variable pressure output; and a second pump driven by the variable pressure output for impelling a second fluid into the supply port of the fluid pump.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.