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:
Nov. 30, 2010

Filed:

Feb. 24, 2009
Applicants:

Tomoyuki Fujita, Kani, JP;

Hiroshi Shiozaki, Kani, JP;

Tomomi Noda, Kani, JP;

Eishin Noguchi, Sagamihara, JP;

Shinji Yakabe, Inagi, JP;

Inventors:

Tomoyuki Fujita, Kani, JP;

Hiroshi Shiozaki, Kani, JP;

Tomomi Noda, Kani, JP;

Eishin Noguchi, Sagamihara, JP;

Shinji Yakabe, Inagi, JP;

Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
F03C 2/00 (2006.01); F03C 4/00 (2006.01); F04C 2/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A vane pump according to the present invention is characterized in that a position of a first suction port located in the forward rotation direction of a rotor is brought closer to a suction port than a position of a second suction port located in the backward rotation direction of the rotor with the suction port as reference by positioning a side plate in the state where the discharge port is brought close to a mounting portion.


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