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:
Jan. 26, 2016

Filed:

Dec. 19, 2011
Applicants:

Takeo Hayashi, Kusatsu, JP;

Yuuichi Yamamoto, Kusatsu, JP;

Masahide Higuchi, Kusatsu, JP;

Chihiro Endou, Kusatsu, JP;

Inventors:

Takeo Hayashi, Kusatsu, JP;

Yuuichi Yamamoto, Kusatsu, JP;

Masahide Higuchi, Kusatsu, JP;

Chihiro Endou, Kusatsu, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F04C 2/00 (2006.01); F01C 5/00 (2006.01); F01C 5/02 (2006.01); F01C 5/04 (2006.01); F04C 5/00 (2006.01); F04C 18/00 (2006.01); F04C 18/32 (2006.01); F04C 18/02 (2006.01); F04C 18/356 (2006.01);
U.S. Cl.
CPC ...
F04C 18/00 (2013.01); F04C 18/32 (2013.01); F04C 18/0207 (2013.01); F04C 18/356 (2013.01); F04C 2230/91 (2013.01); F05C 2251/10 (2013.01); F05C 2253/20 (2013.01);
Abstract

A compressor includes a compression mechanism and a resin layer including a stack of three or more layers formed on a whole area or a portion of at least one surface of at least one part of the compression mechanism. A hardness of a layer most distant from a base in the resin layer is smaller than a hardness of a layer closest to the base in the resin layer. A difference in hardness between two adjacent layers in the resin layer is smaller than a difference in hardness between the layer most distant from the base and the layer closest to the base.


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