Control device having an internal electric or voltage source
US4355876A · kind A · utility
1Cited by
2References
10Claims
0Family size
Inventor
Key dates
| Filing date | Mar 16, 1981 |
| Grant date | Oct 26, 1982 |
| Priority date | — |
| Expiry date | Mar 16, 2001 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01R13/60
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A control device, particularly for use as a power supply for photographic equipment, having an internal power supply connectable to a current consumer of the control device by means of a plug and coupling, to which optionally an external power supply may be connected by a plug member the connection of which effectively disconnects the internal power supply.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.