Patent ID: 7198475

Claim:
A valve assembly in a hermetic compressor having a head between a cylinder for compressing refrigerant gas therein and a head cover for forming a discharge passage of the compressed refrigerant gas, with an inlet for introduction of the refrigerant gas into the cylinder and an outlet for discharging the refrigerant gas from the cylinder, a suction valve for opening and closing the inlet in the head, and a discharge valve for opening and closing the outlet in the head, comprising: a valve inserting recess in one side of the head facing the cylinder having an area and a depth which accommodates the inlet, wherein the suction valve is an inserting type suction valve inserted in the valve inserting recess for opening and closing the inlet by a suction force and a compression force inside of the cylinder; and a retainer provided at the head, wherein the retainer is configured to limit discharge valve movement and has both ends fixed to a side of the head and a stopper provided between the ends.