Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Atsushi Umeda0
Date of Patent
July 15, 2008
Patent Application Number
11094509
Date Filed
March 31, 2005
Patent Primary Examiner
Patent abstract
A head driving device of a liquid ejecting apparatus includes a pressure generating element, a bias voltage applying unit which applies a bias voltage to the pressure generating element, a driving voltage generating unit which generates and outputs a driving voltage to the pressure generating element for ejecting a liquid droplet from a nozzle of a liquid ejecting head, and a cutoff unit which cuts off the bias voltage applied to the pressure generating element based on an outputting of a drive stopping signal.
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