Sensing device and method
US3943773A · kind A · utility
0Cited by
2References
5Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Feb 1, 1974 |
| Grant date | Mar 16, 1976 |
| Priority date | — |
| Expiry date | Feb 1, 1994 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01K5/70
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A sensing device with a sensing coil that moves an indicator member about an axis in response to changes in predetermined conditions and an optically reflective member associated with the indicator member on the coil to generate a virtual image of the indicator member in a reading plane. The application also encompasses the method of operation.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.