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.

Date of Patent:
Sep. 06, 2016

Filed:

Jul. 24, 2015
Applicant:

Canon Kabushiki Kaisha, Tokyo, JP;

Inventor:

Takaomi Uezono, Suntou-gun, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03G 15/00 (2006.01); G03G 21/16 (2006.01);
U.S. Cl.
CPC ...
G03G 15/80 (2013.01); G03G 21/1633 (2013.01);
Abstract

An opening and closing portion is opened and closed. A switch is turned off when a voltage applied to a drive terminal is smaller than a first voltage and to be turned on when the voltage is greater than or equal to a second voltage. A drive unit generates a drive voltage. A first line applies the drive voltage to the switch. A second line is arranged such that at least a part thereof is near the first line. A voltage drop element provided on the first line drops a voltage applied from the second line through the first line to the drive terminal when the first line and the second line short-circuit in a state where the portion is open, to lower the voltage applied to the drive terminal to be smaller than the first voltage.


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