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HEAT EXCHANGING DEVICE OF LUBRICATION OIL

  • US 20150176696A1
  • Filed: 12/10/2014
  • Published: 06/25/2015
  • Est. Priority Date: 12/25/2013
  • Status: Active Grant
First Claim
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1. A heat exchanging device of lubrication oil for exchanging heat of the lubrication oil which circulates in a transmission for a vehicle, comprising:

  • a first lubrication oil circulating circuit through which a first lubrication oil circulates to be supplied to a friction engaging device of the transmission;

    a second lubrication oil circulating circuit through which a second lubrication oil circulates to be supplied to mechanisms other than the friction engaging device of the transmission;

    a cooling water circulating circuit through which a cooling water circulates to cool a driving source of the vehicle;

    a first heat exchanger for exchanging heat between the first lubrication oil and the second lubrication oil; and

    a second heat exchanger for exchanging heat between the first lubrication oil and the cooling water.

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