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. 20, 2017
Filed:
May. 12, 2016
Canon Kabushiki Kaisha, Tokyo, JP;
Tsuyoshi Saeki, Kawasaki, JP;
Noboru Shimoyama, Yokohama, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
A printing apparatus according to the present invention includes a storage chamber, a first communicating portion through which an ink tank communicates with the storage chamber, a second communicating portion through which a printhead is communicates with the storage chamber, and side walls arranged facing each other so as to form a channel in which ink flows from a side of the first communicating portion to a side of the second communicating portion in the storage chamber. The storage chamber includes a first space, and a second space located closer to the side of the second communicating portion than the first space, in which a distance between the side walls is set larger than in the first space. The apparatus includes a detecting unit arranged in the second space and detecting a liquid surface of ink.