Optical encoder with alignment of source, detector, and modulator
US5698849A · kind A · utility
15Cited by
7References
27Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Nov 25, 1996 |
| Grant date | Dec 16, 1997 |
| Priority date | — |
| Expiry date | Nov 25, 2016 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH03M1/1066
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
An optical encoder for a rotating shaft having a radiation source, a radiation detector and a radiation modulator interposed therebetween. The radiation source, the radiation modulator and the radiation detector are positionally configured and mechanically connected to one another and to the shaft in a manner to be in axial and radial alignment with one another relative to the rotating shaft.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.