Camera with actuator for opening closed door and retracting sprocket wheel from film engageable position
US5903789A · kind A · utility
4Cited by
4References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 22, 1997 |
| Grant date | May 11, 1999 |
| Priority date | — |
| Expiry date | Jul 22, 2017 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03B17/00
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A camera including a normally closed door moveable to be opened, and a sprocket wheel retractable from a film engageable position, is characterized in that an actuator is moveable simultaneously to move the door open and to retract the sprocket wheel from its film engageable position.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.