Flat electromagnetic actuator
US8248195B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Aug 8, 2008 |
| Grant date | Aug 21, 2012 |
| Priority date | — |
| Expiry date | Aug 5, 2029 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01F2007/163
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A flat electromagnetic actuator includes a solenoid, a shaft at the center thereof, first and second bearings, a projecting supporting part, a movable core having an annular projection, a cylindrical yoke, a coil bobbin, a coil and a cylindrical housing whose top is closed, wherein an axial dimension thereof is shorter than a radial dimension thereof, and wherein the second bearing, the projecting supporting part, the movable core, the annular projection, the cylindrical yoke, the coil bobbin, and the housing are disposed on a same surface perpendicular to a displacement direction of the shaft, and continuously provided in the radial direction.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.