Apparatus for driving lens in camera

Details Apparatus for driving lens in camera Apparatus for driving lens in camera

2006-06-20

2006-06-20

Perkey, W. B. (Department: 2851)

Photography

Having variable focal length of camera objective

Power zoom

C396S144000

Reexamination Certificate

active

07065295

ABSTRACT:
An apparatus for driving a lens in a camera includes a lens module installed in a reciprocating and sliding manner in an inside of a lens barrel, a lead screw installed on the lens barrel, for being rotated by a driving motor, and a power transferring member assembled on the lens module and equipped with a tooth-shaped part that corresponds to a tooth shape of the lead screw. The lens module has a lens and a slider having a mounting unit for mounting the lens and receiving the power transferring member in a movable manner. The mounting unit has a through groove in which one end of the power transferring member is fit and supported and a slit groove in which the other end of the power transferring member is fit to be supported for being movable in a direction perpendicular to the movement direction of the slider.

REFERENCES:
patent: 5748394 (1998-05-01), Shimazaki et al.
patent: 6434334 (2002-08-01), Ichinokawa
patent: 6570717 (2003-05-01), Tu et al.
patent: 6654557 (2003-11-01), Kikuchi et al.
patent: 2005/0168847 (2005-08-01), Sasaki
patent: 05-341169 (1993-12-01), None
patent: 08-248284 (1996-09-01), None

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