| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an electric pump unit achieving reduction in weight and compactness, and preventing temperature rise of a component on a substrate of a controller. <P>SOLUTION: In the electric pump unit, a pump housing 2 of a pump 1 sucking and discharging oil, a motor housing 4 having a built-in electric motor 3 for driving the pump, and a controller 5 controlling the electric motor 3 are integrally provided. An annular substrate 31 of the controller 5 is disposed between the pump housing 2 and the motor housing 4, and at least part of a component 32 attached to the substrate 31 is attached to the pump housing 2 side. <P>COPYRIGHT: (C)2012,JPO&INPIT |
