Patent ID: 8105054
Filing Date: 2012-01-31
Classification: F04C,Y10S

Abstract:
1. A sealed compressor comprising: a sealed housing including a suction tube for delivering a suction refrigerant into a suction chamber in said sealed housing; an electric motor mounted within said suction chamber, said electric motor driving a shaft; a motor protector mounted adjacent said electric motor, said motor protector being operable to stop operation of said electric motor if said motor protector senses an undesirably high temperature; a compressor pump unit, said compressor pump unit being provided with a supply of lubricant, said shaft driving said compressor pump unit to compress a refrigerant; an oil return tube for returning lubricant from said compressor pump unit downwardly into said sealed housing, said oil return tube being positioned such that oil flowing outwardly of said oil return tube will contact said motor protector; and said oil return tube having an outlet at an angle that is non-parallel and non-perpendicular to a drive axis of said shaft, such that oil leaving said outlet of said oil return tube is initially directed in a direction that is non-parallel and non-perpendicular to a drive axis of said shaft.