Photography – Single lens reflex camera – With mirror support or drive
Reexamination Certificate
2007-12-27
2008-08-19
Mahoney, Christopher (Department: 2862)
Photography
Single lens reflex camera
With mirror support or drive
Reexamination Certificate
active
07413356
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.
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Canon Kabushiki Kaisha
Cowan Liebowitz & Latman P.C.
Mahoney Christopher
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