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:
May. 16, 2023
Filed:
Sep. 01, 2021
Applicant:
Canon Kabushiki Kaisha, Tokyo, JP;
Inventors:
Yoshinori Misumi, Tokyo, JP;
Yuzuru Ishida, Kanagawa, JP;
Maki Kato, Tokyo, JP;
Takeru Yasuda, Kanagawa, JP;
Tsubasa Funabashi, Oita, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41J 2/165 (2006.01); B41J 2/18 (2006.01); B41J 2/19 (2006.01); B41J 2/14 (2006.01);
U.S. Cl.
CPC ...
B41J 2/1652 (2013.01); B41J 2/16517 (2013.01); B41J 2/18 (2013.01); B41J 2/19 (2013.01); B41J 2/14072 (2013.01); B41J 2202/07 (2013.01);
Abstract
An object is to provide a liquid ejection apparatus and a method of controlling a liquid ejection apparatus capable of preventing bubbles generated by kogation removal from interfering with the kogation removal. To this end, in a long liquid ejection head with a liquid circulated therethough, a pressure chamber is pressurized and a voltage is applied to a heat applying portion and an electrode to perform kogation removing cleaning.