Patent ID: 6223546
Filing Date: 2001-05-01
Classification: B60H,B60P,F25D

Abstract:
A transport refrigeration unit of the type configured to be mounted on the front wall of a transport trailer, the transport trailer being adapted to be connected to and towed by a motorized tractor, the connected trailer and tractor defining therebetween a predetermined envelope bounded by the tractor swing radius and the trailer front wall, said refrigeration unit comprising:a structural support framework configured to be attached to the front wall of the transport trailer;an outer cover configured to be supported by said framework and to be within said predetermined envelope; andthe following component, all supported by said framework, and contained within said outer cover:a compressor having a discharge port and a suction port and further having an electric compressor drive motor hermetically disposed therein for running the compressor;a condenser heat exchanger unit operatively coupled to said compressor discharge port;an evaporator heat exchanger unit operatively coupled to said compressor suction port;at least one fan assembly having at least one electric fan motor configured to provide air flow over one of said heat exchanger units; andan integrally mounted unitary engine driven generator assembly configured to selectively produce at least one A.C. voltage at one or more frequencies;wherein said generator assembly is configured to produce sufficient electric power to operate said compressor drive motor and said at least one fan motor.