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.:

US 9682546 B1

PDF
Full Text
Expired
Date of Patent:
Jun. 20, 2017

Filed:

Nov. 06, 2015
Applicant:

Canon Kabushiki Kaisha, Tokyo, JP;

Inventor:

Makoto Takagi, Yokohama, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41J 29/393 (2006.01); B41J 29/38 (2006.01); B41J 2/045 (2006.01); B41J 2/14 (2006.01);
U.S. Cl.
CPC ...
B41J 2/0451 (2013.01); B41J 2/0458 (2013.01); B41J 2/04541 (2013.01); B41J 2/14072 (2013.01); B41J 2202/20 (2013.01);
Abstract

A liquid discharging substrate on which a plurality of discharging elements are arrayed, comprising a driving portion configured to drive the plurality of discharging elements, a detecting portion including a metal pattern arranged via an insulating member on a corner region of the substrate, and configured to detect damage to the corner region when the metal pattern breaks, and a controlling portion configured to stop the driving portion when the detecting portion detects that the corner region has been damaged.


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