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:
Feb. 05, 2019
Filed:
Mar. 30, 2016
Seiko Epson Corporation, Tokyo, JP;
Naomi Kimura, Okaya, JP;
Munehide Kanaya, Azumino, JP;
Seiko Epson Corporation, Tokyo, JP;
Abstract
There is provided a technique that enhances the detection accuracy of a liquid contained in a tank unit. A printeris provided with a tank unitA. The tank unitA includes a plurality of ink tanksA and a plurality of ink cylinder portionsA. Each of the plurality of ink cylinder portionsA is connected with corresponding one of the ink tanksA by a tube, such as to cause ink contained in the corresponding ink tankA to flow into the ink cylinder portionA. Each of the ink cylinder portionsA is provided with a pair of terminal pinsandthat are used for detection of ink. A horizontal sectional area of the ink cylinder portionA at a height position where the pair of terminal pinsandare provided is smaller than a horizontal sectional area of the ink tankA at a corresponding height position.