Invention Grant
- Patent Title: Liquid ejection device and liquid testing method
- Patent Title (中): 液体喷射装置和液体检测方法
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Application No.: US13106364Application Date: 2011-05-12
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Publication No.: US08444247B2Publication Date: 2013-05-21
- Inventor: Osamu Shinkawa
- Applicant: Osamu Shinkawa
- Applicant Address: JP Tokyo
- Assignee: Seiko Epson Corporation
- Current Assignee: Seiko Epson Corporation
- Current Assignee Address: JP Tokyo
- Agency: Global IP Counselors, LLP
- Priority: JP2010-113975 20100518
- Main IPC: B41J29/393
- IPC: B41J29/393

Abstract:
A liquid ejection device includes a plurality of nozzles, an ejection testing portion and a controller. The nozzles are arranged to eject a liquid. The ejection testing portion is arranged to perform ejection testing of the liquid from each of the nozzles. The controller is arranged to eject the liquid from the nozzles to print an image onto a medium, and to perform a flushing operation when printing on the medium is not being performed. The ejection testing portion is arranged to perform the ejection testing of each of the nozzles during the flushing operation. The controller is arranged to terminate the flushing operation in midcourse when results of the ejection testing for the nozzles are normal.
Public/Granted literature
- US20110285775A1 LIQUID EJECTION DEVICE AND LIQUID TESTING METHOD Public/Granted day:2011-11-24
Information query
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