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:
Aug. 08, 2017
Filed:
Jan. 26, 2016
Applicant:
Seiko Epson Corporation, Tokyo, JP;
Inventors:
Hirokazu Ono, Suwa, JP;
Kenji Tsukada, Shiojiri, JP;
Assignee:
Seiko Epson Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41J 2/17 (2006.01); B41J 2/165 (2006.01);
U.S. Cl.
CPC ...
B41J 2/16523 (2013.01); B41J 2/16508 (2013.01); B41J 2/16532 (2013.01); B41J 2/16585 (2013.01); B41J 2/1714 (2013.01);
Abstract
A liquid ejection apparatus includes: a liquid ejection head having a nozzle which ejects a liquid containing volatile organic compounds to a medium; and a maintenance unit that has a cap, which forms a closed space including an opening of the nozzle, and a suction unit that suctions a fluid from the closed space, and that performs maintenance for discharging the liquid from the nozzle by reducing pressure of the closed space. The maintenance unit is provided with a filter for adsorbing volatile organic compounds contained in the liquid discharged from the liquid ejection head.