Encoder apparatus, drive apparatus, stage apparatus, and robot apparatus
US11243096B2 · kind B2 · utility
0Cited by
2References
21Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jul 16, 2018 |
| Grant date | Feb 8, 2022 |
| Priority date | — |
| Expiry date | May 20, 2039 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01D2205/26
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
Provided is an encoder apparatus capable of reducing frequency of maintenance of a battery. An encoder apparatus includes: a position detection system including a detector that detects position information on a mover; an electric signal generator that generates an electric signal in response to movement of the mover; and a battery that supplies at least a part of power consumed by the position detection system in accordance with the electric signal generated by the electric signal generator.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.