Patent ID: 7134847

Claim:
A hermetic electric compressor comprising: a closed vessel connected at least to a suction refrigerant pipe and a discharge refrigerant pipe; an electric element disposed in said closed vessel; a compressing element that is disposed over said electric element in said closed vessel and is driven by said electric element; an oil reservoir for storing oil under said electric element in said closed vessel; an oil supply mechanism for spraying and supplying the oil from said oil reservoir to an upper part of said compressing element in said closed vessel; and a suction muffler that communicates with a refrigerant suction part for sucking a refrigerant into said compressing element and is formed of a box body having a predetermined spatial volume, wherein said suction muffler is separated from said compressing element, made of a material having low thermal conductivity, and positioned below a position where the oil is sprayed and supplied into said closed vessel such that said box body forming said suction muffler is arranged so that oil sprayed and supplied to an upper part of said compressing element drops down to a surface of said box body, and said box body has at least one oil suction port arranged for sucking a predetermined amount of oil from the oil which drops down to said surface of said box body from the oil sprayed and supplied to said upper part of said compressing element.