Maintenance valves for micro-fluid ejection heads

An ejection chip is disclosed, and comprises a substrate, a flow feature layer, a nozzle plate, and one or more valves. The substrate includes one or more fluid channels and one or more fluid ports each in communication with at least one of the one or more fluid channels. The flow feature layer is d...

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Bibliographic Details
Main Authors GUAN YIMIN, POWELL WADE A, STRUNK TIMOTHY L, HONG EUN-KI, GAGNON DANIEL R, JOYNER BURTON L
Format Patent
LanguageEnglish
Published 15.07.2015
Subjects
CORRECTION OF TYPOGRAPHICAL ERRORS
i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME
LINING MACHINES
PERFORMING OPERATIONS
PRINTING
SELECTIVE PRINTING MECHANISMS
STAMPS
TRANSPORTING
TYPEWRITERS
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Summary:An ejection chip is disclosed, and comprises a substrate, a flow feature layer, a nozzle plate, and one or more valves. The substrate includes one or more fluid channels and one or more fluid ports each in communication with at least one of the one or more fluid channels. The flow feature layer is disposed over the substrate, and the flow feature layer include one or more flow features each in communication with at least one of the one or more fluid ports.
Bibliography:Application Number: CN201380047465