Camera including cam member for interlocking image-taking...

Details Camera including cam member for interlocking image-taking... Camera including cam member for interlocking image-taking...

2005-08-30

2005-08-30

Gray, David M. (Department: 2851)

Photography

Having variable focal length of camera objective

Having direct viewfinder

C396S379000, C348S341000

Reexamination Certificate

active

06937817

ABSTRACT:
A camera which causes a lens unit to move accurately through a cam member is disclosed. The camera comprises a lens unit with movable lenses making up a view finder optical system, a cam member having a cam which engages with the lens unit for driving the lens unit in conjunction with the operation of the image-taking optical system, a first bias member which biases the cam member in one of moving directions of the cam member, and a second bias member which biases the lens unit so as to contact the cam surface.

REFERENCES:
patent: 2001/0026685 (2001-10-01), Shimizu
patent: 2003/0107667 (2003-06-01), Abe et al.
patent: 2001-324749 (2001-11-01), None

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