Photographic camera
US4472038A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Dec 23, 1981 |
| Grant date | Sep 18, 1984 |
| Priority date | — |
| Expiry date | Dec 23, 2001 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03B17/30
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A camera adapted to be loaded with a 35 mm film cassette having a cylindrical body and a tongue portion for defining a film exit slit through which the leader of the film projects, the tongue portion extending substantially tangentially from the side wall of the body. The camera has an openable backlid member and a film chamber member defining a cassette receiving chamber. The cassette receiving chamber is exposed when the backlid member is opened, and comprises a cylindrical portion and a slot portion which substantially conform with the cylindrical body and the tongue portion in shape. Thus the cassette receiving chamber determines the position and orientation of the film cassette when it is inserted thereinto and holds it in place. A guide member extends from the film chamber member to define between the inner surface of the backlid member and itself a film guiding slit aligned with said slot and extending beyond the film aperture of the camera body. The guide member has an inclined surface inclining downward toward the backlid member. When the cassette is inserted into the cassette receiving chamber, the lower edge of the leader abuts against the inclined surface to be stretche…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.