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:
Jul. 07, 2015
Filed:
Nov. 08, 2012
Seiko Epson Corporation, Tokyo, JP;
Yuji Iwata, Suwa, JP;
Seiko Epson Corporation, Tokyo, JP;
Abstract
A printer includes an ink storage unit that stores an ink; a head unit that ejects the ink onto a medium; a plurality of supply flow channels for supplying the ink from the ink storage unit to the head unit; a plurality of bypass flow channels hung between the supply flow channels which are respectively different; a maintenance solution storage unit that stores a maintenance solution; and a controller that causes the ink to circulate inside a circulation flow channel which is configured only by the supply flow channel and the bypass flow channel among the ink storage unit, the head unit, the supply flow channel and the bypass flow channel, and that causes the maintenance solution to flow from the maintenance solution storage unit into a section located further to the downstream side of the supply flow channel than the circulation flow channel, and into the head unit.