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. 14, 2017
Filed:
Apr. 05, 2016
Riso Kagaku Corporation, Tokyo, JP;
Akira Nishiyama, Ibaraki, JP;
Naoto Tsujino, Ibaraki, JP;
RISO KAGAKU CORPORATION, Tokyo, JP;
Abstract
An inkjet printer inkjet printer includes an inkjet head having a nozzle surface, a first tank for storing ink to be supplied to the inkjet head, a second tank for receiving ink that is not consumed by the inkjet head, an ink circulation path, a third tank directly or indirectly connected with a path from the second tank to the first tank on the ink circulation path, and a hermetic sealer for making the first and second tanks in a hermetically-sealed state. In a waiting mode in which ink is not circulated, the first and second tank is made in the hermetically-sealed state by the hermetic sealer and the third tank is made in an atmospherically-released state.