Position/motion sensor
US6747220B2 · kind B2 · utility
1Cited by
16References
43Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Aug 20, 2001 |
| Grant date | Jun 8, 2004 |
| Priority date | — |
| Expiry date | Jan 24, 2022 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01H35/02
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
According to an embodiment of the invention, a sensor includes a housing with an annular track; a cylindrical contact within the annular track, the cylindrical contact being appropriately sized to allow movement within the annular track; and a plate coupled with the housing, the plate including one or more pairs of electrical contacts situated substantially adjacent to the annular track.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.