Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Date of Patent
June 16, 2009
Patent Application Number
11806322
Date Filed
May 31, 2007
Patent Primary Examiner
Patent abstract
An injector drive device includes a power supply unit that is supplied with power from a battery mounted in a vehicle and generates a voltage higher than the voltage of the battery, and EDU having a drive unit that is supplied with power from the power supply unit and drives an injector. The drive unit is housed in a housing. The power supply unit is placed externally to the EDU, that is, externally to the housing, so that the housing need not be made large against heat generation of the power supply unit.
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