Multipole magnet for use with a pitched magnetic sensor
US11448524B2 · kind B2 · utility
0Cited by
71References
26Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Apr 7, 2016 |
| Grant date | Sep 20, 2022 |
| Priority date | — |
| Expiry date | Apr 7, 2036 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01D5/2451
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A position encoder comprising a cylindrical rotor; first and second magnetic poles having opposite polarity helically disposed about the inner or outer diameter of the rotor; first and second Hall sensors disposed within a distance suitable for the Hall sensors to detect the magnet poles.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.