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TRACTOR TRAILER REFRIGERATION UNIT

  • US 20170217280A1
  • Filed: 02/14/2017
  • Published: 08/03/2017
  • Est. Priority Date: 02/28/2014
  • Status: Active Grant
First Claim
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1. In a self-contained vehicle power system, an electrical controller device for powering a transport vehicle based load, comprising:

  • a propulsion vehicle source driven by a native propulsion source of the vehicle;

    a passive vehicle source disposed on the vehicle and adapted for providing power independently of vehicle motion or engine state;

    a vehicle based load responsive to power from the propulsion vehicle source or the passive vehicle source;

    an interface to a native vehicle load, the interface for powering the native vehicle load concurrently with the vehicle based load;

    a refrigeration load for maintaining an ambient temperature in a cargo payload area of the vehicle;

    a storage element configured for accumulating excess power for subsequent dispersal to the vehicle based load;

    the controller operative for converting between different voltage characteristics of at least the propulsion vehicle source and the refrigeration load.

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