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:
Jun. 01, 2021
Filed:
Nov. 11, 2019
Applicant:
Seiko Epson Corporation, Tokyo, JP;
Inventor:
Fumiya Takino, Shiojiri, JP;
Assignee:
Seiko Epson Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41J 2/045 (2006.01); B41J 2/165 (2006.01);
U.S. Cl.
CPC ...
B41J 2/0451 (2013.01); B41J 2/04581 (2013.01); B41J 2/04588 (2013.01); B41J 2/16505 (2013.01); B41J 2002/16573 (2013.01);
Abstract
A control method of a liquid ejection apparatus including a liquid ejection head, a cap configured to seal a nozzle formation surface, and an ejection failure detector which performs a detection operation of detecting ejection failure of a nozzle, the control method including starting a vibration operation of continuously vibrating the liquid in the nozzle, after a liquid ejection operation is completed, starting the detection operation before a relative moving operation of relatively moving the liquid ejection head and the cap so as to face each other is completed, and stopping the vibration operation after the detection operation.