Patent · US Active

Image-taking apparatus

US7338220B2 · kind B2 · utility

2Cited by
1References
9Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJun 8, 2005
Grant dateMar 4, 2008
Priority date
Expiry dateJul 26, 2026

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03B9/32
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

An image-taking apparatus is disclosed which has a mirror drive mechanism with a small number of constituent parts, easy assembly. The image-taking apparatus has a mirror movable to a first position in an optical path and to a second position outside the optical path, a first biasing member biasing the mirror from the second position to the first position, a second biasing member biasing the mirror from the first position to the second position, a holding member holding the first biasing member in a charged state, a first cam having a charge portion for charging the second biasing member and a release portion for releasing the charge of the second biasing member, a second cam releasing the holding by the holding member, and a motor driving both of the first and second cams only in one direction.

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