Electromagnetically actuated shutter for a camera
US4634254A · kind A · utility
24Cited by
2References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 20, 1985 |
| Grant date | Jan 6, 1987 |
| Priority date | — |
| Expiry date | Jun 20, 2005 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03B3/10
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
An electromagnetically actuated shutter for a camera wherein automatic focusing and exposing operation are controlled by means of a single reversible stepping motor.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.