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:
Jun. 09, 2009

Filed:

Mar. 29, 2004
Applicants:

Yoshiyuki Nakane, Kariya, JP;

Hidefumi Mori, Kariya, JP;

Tatsuyuki Hoshino, Kariya, JP;

Kazuho Yamada, Kariya, JP;

Tsutomu Nasuda, Kariya, JP;

Inventors:

Yoshiyuki Nakane, Kariya, JP;

Hidefumi Mori, Kariya, JP;

Tatsuyuki Hoshino, Kariya, JP;

Kazuho Yamada, Kariya, JP;

Tsutomu Nasuda, Kariya, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F04B 39/02 (2006.01); F04B 39/06 (2006.01);
U.S. Cl.
CPC ...
Abstract

A compressor, which is cooled by cooling medium, includes a compression chamber, a first cooling chamber and a second cooling chamber. In the compression chamber, gas is compressed and then discharged therefrom. The first cooling chamber, in which the cooling medium flows, is provided so as to adjoin the compression chamber for cooling the gas in the compression chamber. The second cooling chamber adjoins the first cooling chamber. The second cooling chamber has a gas passage in which the discharged gas flows and a medium passage in which the cooling medium flows. The medium passage is arranged so as to restrain transmission of heat of the discharged gas in the gas passage to the cooling medium in the first cooling chamber.


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