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. 25, 2019

Filed:

May. 11, 2015
Applicant:

Mitsubishi Heavy Industries Thermal Systems, Ltd., Tokyo, JP;

Inventors:

Masahiro Ohta, Tokyo, JP;

Makoto Takeuchi, Tokyo, JP;

Kazuhide Watanabe, Kiyosu, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F03C 2/00 (2006.01); F03C 4/00 (2006.01); F04C 18/00 (2006.01); F04C 18/02 (2006.01); F01C 17/06 (2006.01); F04C 27/00 (2006.01);
U.S. Cl.
CPC ...
F04C 18/0269 (2013.01); F01C 17/063 (2013.01); F04C 18/02 (2013.01); F04C 18/0215 (2013.01); F04C 27/001 (2013.01); F04C 2230/602 (2013.01); F04C 2230/91 (2013.01);
Abstract

A scroll compressor, includes: a scroll compression mechanism including an orbiting scroll, a fixed scroll, and a thrust plate supporting a load of the orbiting scroll in a thrust direction; a back-pressure application mechanism that applies, as back pressure, the refrigerant gas compressed by the scroll compression mechanism to a rear surface of the thrust plate; and a floating amount restriction mechanism that restricts an amount of floating of the thrust plate caused by the back pressure. The floating amount restriction mechanism includes a restriction pin that includes a shaft part and a head part, and locks the thrust plate to the head part to restrict the amount of floating. The shaft part passes through the thrust plate and has a front end part fixed to a front housing, and the head part has a diameter larger than a diameter of the shaft part.


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