Patent · US Expired

Camera back

US5842071A · kind A · utility

3Cited by
6References
3Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 20, 1997
Grant dateNov 24, 1998
Priority date
Expiry dateJun 20, 2017

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03B19/04
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A camera back comprising a film support for ensuring the shape of a filmstrip, is characterized in that the film support has a plurality of parallel film shaping ribs integral with the camera back, an opening for a battery is formed in the camera back to be located across at least some of the film ribs, and a door for closing the opening has integral rib-extensions that are longitudinally aligned with the film ribs across which the opening is located.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.