Proportional solenoid actuator and pump system including same
US5362209A · kind A · utility
8Cited by
22References
2Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | May 23, 1991 |
| Grant date | Nov 8, 1994 |
| Priority date | — |
| Expiry date | May 23, 2011 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01F7/1607
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
An actuator for moving a solenoid armature to control fuel in response to a control current is built into a fuel pump, with trapped air in and around the actuator preventing contamination of the actuator by ferromagnetic particles in the liquid fuel from the fuel pump.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.