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:
Dec. 21, 2021
Filed:
Feb. 13, 2020
Applicant:
Canon Kabushiki Kaisha, Tokyo, JP;
Inventors:
Takashi Abe, Kawasaki, JP;
Tsuyoshi Saeki, Kawasaki, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41J 2/175 (2006.01); B41J 2/18 (2006.01); B41J 29/38 (2006.01); B41J 2/19 (2006.01); B41J 11/00 (2006.01);
U.S. Cl.
CPC ...
B41J 2/17566 (2013.01); B41J 2/175 (2013.01); B41J 2/17513 (2013.01); B41J 2/18 (2013.01); B41J 2/19 (2013.01); B41J 11/00 (2013.01); B41J 29/38 (2013.01); B41J 2002/17576 (2013.01); B41J 2002/17579 (2013.01);
Abstract
Provided is an inkjet printing apparatus comprising: a print head that ejects ink; a tank that contains ink to be supplied to the print head; a floating body that floats on the liquid surface of the ink inside the tank; and an electrode pin that detects the level of the liquid surface inside the tank. The floating body includes an opening portion in which to insert the electrode pin, and a perimeter of the opening portion protrudes from a top surface side of the floating body.