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:
Jan. 17, 2023
Filed:
Jul. 26, 2019
Applicant:
Canon Kabushiki Kaisha, Tokyo, JP;
Inventors:
Seiichi Arakawa, Kamakura, JP;
Gou Yamashita, Yokohama, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 27/00 (2006.01); B08B 5/02 (2006.01); B08B 1/04 (2006.01);
U.S. Cl.
CPC ...
G02B 27/0006 (2013.01); B08B 1/04 (2013.01); B08B 5/02 (2013.01);
Abstract
A cleaning apparatus that cleans a detection surface of a detection element includes a first cleaning member, a second cleaning member, a driving device, to which the first cleaning member and the second cleaning member are attached, configured to drive the first and second cleaning members to approach and recede from the detection surface, and a control unit configured to control the first and second cleaning members and the driving device.