High-speed solenoid valve with polymer film lubricant
US4826130A · kind A · utility
8Cited by
6References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 18, 1987 |
| Grant date | May 2, 1989 |
| Priority date | — |
| Expiry date | Nov 18, 2007 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01F7/1607
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A high-speed solenoid valve is described having a polymer film lubricant located in the radial magnetic gap between the bore of the stator housing and the solenoid armature. The film forms a lubricating barrier during axial movement of the armature in the stator bore.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.