The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Nov. 06, 2007
Filed:
Aug. 24, 2004
Hiroyuki Wada, Kanagawa, JP;
Hiroyuki Wada, Kanagawa, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
A lens drive mechanism, enabled to move lens holding member in a stable state, is disclosed. The lens drive mechanism comprises: first and second guide members, each extending in a predetermined direction; a first lens holding member holding a first lens and including a first cam follower portion and a first sleeve portion which engages with the first guide member and is guided in the predetermined direction; a second lens holding member holding a second lens and including a second cam follower portion and a second sleeve portion, which engages with the second guide member and is guided in the predetermined direction; and a cam member engaging with the first and second cam follower portions and driving the first and second lens holding members.