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:
Sep. 01, 2015

Filed:

May. 24, 2011
Applicants:

Takayuki Watanabe, Tokyo, JP;

Takeshi Hirano, Tokyo, JP;

Norio Hioki, Tokyo, JP;

Shinichi Takahashi, Tokyo, JP;

Inventors:

Takayuki Watanabe, Tokyo, JP;

Takeshi Hirano, Tokyo, JP;

Norio Hioki, Tokyo, JP;

Shinichi Takahashi, Tokyo, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01C 1/02 (2006.01); F01C 1/063 (2006.01); F04C 18/00 (2006.01); F04C 18/02 (2006.01); F04C 2/00 (2006.01); F04C 29/12 (2006.01); F04C 29/00 (2006.01);
U.S. Cl.
CPC ...
F04C 18/0215 (2013.01); F04C 29/0035 (2013.01); F04C 29/12 (2013.01); F04C 18/0246 (2013.01); F04C 2230/10 (2013.01); F04C 2250/102 (2013.01); Y10T 409/304424 (2015.01);
Abstract

A scroll compressor in which a paired fixed scroll and rotating scroll each having a spiral wrap provided upright on an end plate are engaged to form a compression chamber and in which a discharge port that discharges fluid compressed in the compression chamber is provided at the central portion of the fixed scroll, wherein the discharge port has a deformed elongated hole shape having circular holes at both ends, and the circular holes at both ends are connected by two surfaces the width between which is smaller than the hole diameters of the circular holes.


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