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:
May. 24, 2016

Filed:

Feb. 12, 2015
Applicant:

Seiko Epson Corporation, Tokyo, JP;

Inventors:

Hidetoshi Yokoyama, Suwa, JP;

Masaki Tsukida, Matsumoto, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01N 21/00 (2006.01); G01F 25/00 (2006.01); G01F 23/292 (2006.01);
U.S. Cl.
CPC ...
G01F 25/0076 (2013.01); G01F 23/2922 (2013.01);
Abstract

A liquid consuming apparatus includes a photosensorhaving a light-emitting portionand a light-receiving portion, a holdercapable of attachably and detachably holding a liquid container in which a prismhaving a face that faces the photosensoris arranged, and a determination unit (a failure determination unit) that determines status of the photosensorbased on the output of the photosensor. When the liquid container is installed in the holder, the determination unit detects a failure of the photosensorbased on a detection signal of the photosensorin the case of causing the light-emitting portionto emit light, and a detection signal of the photosensorin the case of causing the light-emitting portionto turn off the light.


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