Stroboscopic device
US4024473A · kind A · utility
4Cited by
6References
5Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 30, 1975 |
| Grant date | May 17, 1977 |
| Priority date | — |
| Expiry date | Jun 30, 1995 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01P3/60
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
An arrangement for use in indicating the speed of rotation of a body including a switch operated by elements which rotate according to the rotation of the body, a frequency generator which has an output signal at a frequency related to the desired speed of rotation of the body and an indicator which is actuated in accordance with the signals from both the switch and the frequency generator.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.