Camera system
US6183145A · kind A · utility
4Cited by
17References
15Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 31, 1990 |
| Grant date | Feb 6, 2001 |
| Priority date | — |
| Expiry date | Oct 31, 2010 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03B17/14
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A camera system includes a camera body and a lens in which a motor circuit and an electric circuit are arranged and are supplied with electric power from a power source in the camera body. Ground contact terminals for the motor circuit and the electric circuit are separately arranged in the lens, and the motor circuit and the electric circuit are electrically connected to the power source negative terminal through the separate ground contact terminals.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.