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COOLING DEVICE FOR VEHICLE

  • US 20200130507A1
  • Filed: 09/09/2019
  • Published: 04/30/2020
  • Est. Priority Date: 10/26/2018
  • Status: Active Grant
First Claim
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1. A cooling device for vehicle comprising:

  • an electric motor;

    an engine cooling pump configured to allow an engine cooling water to flow by rotary power of the electric motor;

    a power-control unit cooling pump configured to allow a cooling liquid for power control unit to flow by the rotary power of the electric motor; and

    a differential mechanism which makes a flowrate of the engine cooling pump different from a flowrate of the power-control unit cooling pump by controlling transmission of the rotary power from the electric motor.

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