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TRANSMISSION FLUID HEATING VIA HEAT EXCHANGE WITH ENGINE CYLINDER WALLS

  • US 20110172890A1
  • Filed: 09/28/2010
  • Published: 07/14/2011
  • Est. Priority Date: 09/28/2010
  • Status: Active Grant
First Claim
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1. A method for lubricating a transmission with transmission fluid, the transmission coupled to an engine in a vehicle, comprising:

  • directing the transmission fluid through a cylinder block adjacent to a cylinder wall;

    under a first condition, directing the transmission fluid to a heat exchanger; and

    under a second condition, bypassing the heat exchanger.

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