LIQUID EJECTION HEAD AND LIQUID EJECTION DEVICE

A liquid ejection head has a base plate with an actuator on an upper surface. Pressure chambers are formed in the actuator. A first common chamber connects to a first side of the pressure chambers, and a second common chamber connects to a second side. A nozzle plate is on an upper surface side of t...

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1. Verfasser: IIJIMA, Tomomi
Format: Patent
Sprache:eng
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Zusammenfassung:A liquid ejection head has a base plate with an actuator on an upper surface. Pressure chambers are formed in the actuator. A first common chamber connects to a first side of the pressure chambers, and a second common chamber connects to a second side. A nozzle plate is on an upper surface side of the actuator and has nozzles at positions corresponding to the pressure chambers. A supply hole is in the base plate and connected to the first common chamber. A discharge hole is in the base plate and connected to the second common chamber. A manifold is on a lower surface of the base plate. The manifold has a supply flow path for supplying liquid to the supply hole, a discharge flow path for receiving liquid from the discharge hole, and a temperature control flow path through which a temperature control liquid can flow.