The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Dec. 02, 2008

Filed:

Jun. 09, 2004
Applicants:

Akira Hiwata, Kyoto, JP;

Takashi Morimoto, Kyoto, JP;

Yoshiyuki Futagami, Shiga, JP;

Noboru Iida, Shiga, JP;

Kiyoshi Sawai, Shiga, JP;

Inventors:

Akira Hiwata, Kyoto, JP;

Takashi Morimoto, Kyoto, JP;

Yoshiyuki Futagami, Shiga, JP;

Noboru Iida, Shiga, JP;

Kiyoshi Sawai, Shiga, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F04C 18/04 (2006.01);
U.S. Cl.
CPC ...
Abstract

According to the present invention, an oil supply passage is formed in a suction space of a fixed scroll part, and an oil collision part is provided in the suction space. The oil collision part is provided in the suction space, an amount of oil to be supplied is controlled, refrigerant and lubricant oil are sufficiently mixed with each other. Tangents of ends of the oil collision part are made acute angle to smoothen the flow of the refrigerant.


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