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. 24, 2015
Filed:
Jun. 06, 2013
Applicant:
Canon Kabushiki Kaisha, Tokyo, JP;
Inventor:
Takashi Miyazaki, Tokyo, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02B 7/02 (2006.01); H02K 11/00 (2006.01); H02K 7/06 (2006.01);
U.S. Cl.
CPC ...
G02B 7/023 (2013.01); H02K 7/06 (2013.01); H02K 11/0026 (2013.01);
Abstract
A lens barrel including a focus motor, a screw that is provided on an axis of the focus motor and that is rotatably driven by the focus motor, a pulse plate that rotates integrally with the screw, and a holding unit that is provided adjacent to the focus motor. The pulse plate is attached to an outer periphery of the holding unit and an outer diameter of the holding unit is greater than that of the screw.