Actuator and method of manufacturing actuator
US9762112B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Nov 25, 2013 |
| Grant date | Sep 12, 2017 |
| Priority date | — |
| Expiry date | Jul 24, 2034 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH02K15/03
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
Provided are an actuator capable of easily aligning the center axis of an entire apparatus including a mover and a stator, and a method of manufacturing the actuator. The actuator includes a mover unit which includes a mover having a magnetic field part attached to a peripheral surface of center part of a shaft, bearing parts provided on both end parts of the shaft, a cylindrical body which houses the center part of the shaft and the magnetic field part therein, and has both end parts connected to the bearing parts. A stator in which coils are wound on a core and case bodies are fixed to each other by screws, and then the mover unit is inserted into a fixed body of the stator and the case bodies from an opening side of the case body.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.