Magnetic pickup subassembly
US4256986A · kind A · utility
13Cited by
3References
11Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Apr 16, 1979 |
| Grant date | Mar 17, 1981 |
| Priority date | — |
| Expiry date | Apr 16, 1999 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01P3/488
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
Magnetic pickup having a matrix-bonded permanent magnet sleeve around one end of an elongated cylindrical pole piece and a coil around the other end. The magnet sleeve has a preferred direction of magnetization radial to the axis of the pole piece.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.