Direction indicator
US4399615A · kind A · utility
8Cited by
4References
3Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 20, 1981 |
| Grant date | Aug 23, 1983 |
| Priority date | — |
| Expiry date | May 20, 2001 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01C17/30
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
In a direction indicator including a direction sensor having an excitation coil wound on a core and two output coils wound thereon to cross at the right angles with each other, a direct current of given amount is supplied to the two output coils and a direct current magnetic field is produced so that the maximum values of the output signals is made equal by adjusting the gain of the output signals.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.