Jam-tolerant linear control motor for hydraulic actuator valve
US9889929B2 · kind B2 · utility
3Cited by
12References
16Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 26, 2013 |
| Grant date | Feb 13, 2018 |
| Priority date | — |
| Expiry date | Jul 16, 2036 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH02K7/003
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
According to one embodiment, a linear control motor includes a first permanent magnet, a coil, a first magnetic material, a shaft, and a first non-magnetic material. The first non-magnetic material is disposed between at least one of the movable components and at least one of the static components and operable to prevent physical contact between at least one of the movable components and at least one of the static components.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.