Thermo King Corporation

Century Mfg. Co.

Daniel T Neimy

Jayaram Seshadri

William L Waldschmidt

Peter B Allard

Philip C Dretzka

Jerry A Brownfield

Curt A Deiner

Clarence F Graser

Peter A Richichi

Roderick A Haberman

Harvey E Danielson

Console for refrigerant recycling

Cover for a transport cargo heater unit

Cover for a transport refrigeration unit

A transport refrigeration unit of the type which has a single or common refrigerant circuit, and a truck engine driven compressor 22 and a mutually, exclusively operable standby compressor 34 is provided with an arrangement of suction line fitting 46 with a pair of check valves 64 and 66 located physically above the fitting which receives the suction side refrigerant through line 48 from below the fitting and is provided with an inversely related pressure side fitting 54 with associated check valves 68 and 70 and the compressors are of substantially identical pumping capacity and oil capacity, all to the end of preventing an interchange of oil between the compressors during operation, and to migration of refrigerant and oil during periods of inoperation.

Truck transport refrigeration unit

Growing community of inventors

Minneapolis, MN, United States of America

Daniel T Neimy