Lens installing/removing device
US5384614A · kind A · utility
Assignee
Inventor
Key dates
| Filing date | Jul 6, 1993 |
| Grant date | Jan 24, 1995 |
| Priority date | — |
| Expiry date | Jul 6, 2013 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03B17/14
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
Disclosed in a lens installing/removing apparatus for installing and removing a photographing lens including at least impingement surfaces and bayonet pawls or threads to and from a camera body, the apparatus comprising: a fixed mount unit, having an impingement surface which impinges on the impingement surface of the photographing lens, for placing the photographing lens in a predetermined position in the optical axis direction with respect to the camera body; a movable mount unit, so supported inwardly of the fixed mount unit as to be rotatable about the optical axis and having bayonet pawls or threads which engage with the bayonet pawls or the threads, for taking an installing position to install the photographing lens in the camera body and a removing position to remove the photographing lens from the camera body; and a driving means for rotationally driving the movable mount unit.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.