Patent · US Expired

Single lens reflex camera

US4455072A · kind A · utility

1Cited by
7References
3Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 31, 1982
Grant dateJun 19, 1984
Priority date
Expiry dateMar 31, 2002

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03B19/12
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A device for releasing shutter hold particularly for a single lens reflex camera including a shutter hold release device having a release mechanism for releasing the shutter hold wherein the driving power for the release mechanism is charged into the release mechanism in operative engagement of the charge of mirror driving power in a mirror driving mechanism of the device.

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