Patent ID: 8597005

Claim:
A compressor incorporated with an oil separator comprising: a discharge chamber; an oil storing chamber; a separation chamber, which is placed adjacent to said discharge chamber, wherein the entire inside of said separation chamber forms a space, wherein said separation chamber is configured to separate oil-containing gas introduced therein into gas and oil using centrifugal separation, wherein said separation chamber is configured to allow the separated oil to drop downward, and wherein said separation chamber is configured to upwardly extract the separated gas; a lower hole formed in said separation chamber and configured to introduce the separated oil into said oil storing chamber, wherein said oil separator is formed as a joining structure of two compressor forming members; and a gas release passageway, at least a part of said gas release passageway formed between said two compressor forming members, wherein a portion of said oil storing chamber is communicated, via said gas release passageway, with a passageway configured to receive gas having passed through said separation chamber, wherein the portion of said oil storing chamber is a portion other than a portion where said lower hole is opened, and wherein said gas release passageway is formed to extend around at least a portion of an outer surface of said oil storing chamber near an outer edge of at least one of said two compressor forming members.