Rotating electrical machine
US8823225B2 · kind B2 · utility
1Cited by
6References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 11, 2013 |
| Grant date | Sep 2, 2014 |
| Priority date | — |
| Expiry date | Mar 11, 2033 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH02K29/10
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A motor includes: a almost annular stator, a rotor arranged inside the annular ring of the stator for rotating about a central axis, a sensor for detecting the rotation of the rotor, and a sensor board for implementing the sensor. The sensor and the sensor board are arranged outside the stator in the direction along the central axis. The sensor is a reflection type light projecting/receiving sensor.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.