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.

Date of Patent:
Dec. 05, 2017

Filed:

Mar. 23, 2016
Applicant:

Canon Kabushiki Kaisha, Tokyo, JP;

Inventors:

Yoshimasa Araki, Utsunomiya, JP;

Yuichi Takahashi, Utsunomiya, JP;

Tsuyoshi Arai, Utsunomiya, JP;

Yutaka Mita, Utsunomiya, JP;

Tohru Ishibashi, Saitama, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41J 2/175 (2006.01); B41J 2/19 (2006.01); B41J 2/18 (2006.01);
U.S. Cl.
CPC ...
B41J 2/17556 (2013.01); B41J 2/175 (2013.01); B41J 2/17566 (2013.01); B41J 2/17596 (2013.01); B41J 2/18 (2013.01); B41J 2/19 (2013.01);
Abstract

A liquid discharge apparatus comprises a head including a discharge port surface, a first reservoir that stores the liquid to be supplied to the head, a flexible member, separating an inner space of the first reservoir into a first chamber that stores the liquid and a second chamber that stores an operation liquid, a second reservoir communicating with the second chamber, the second reservoir storing the operation liquid to be supplied to the second chamber, the second reservoir being disposed in such a manner that a liquid surface of the operation liquid stored in the second reservoir is positioned below the discharge port surface, and an adjustment unit that performs adjustment in such a manner that a position of the liquid surface of the operation liquid in the second reservoir falls within a predetermined range in a state where the second reservoir is opened to atmosphere.


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