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. 16, 2021

Filed:

Feb. 17, 2017
Applicant:

Mitsubishi Heavy Industries Compressor Corporation, Tokyo, JP;

Inventors:

Takuya Kinoshita, Hiroshima, JP;

Yu Sayama, Hiroshima, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F04D 29/10 (2006.01); F04D 17/08 (2006.01); F04D 29/12 (2006.01);
U.S. Cl.
CPC ...
F04D 29/10 (2013.01); F04D 17/08 (2013.01); F04D 29/12 (2013.01);
Abstract

A rotary machine includes a rotating shaft which is rotatably provided around an axis, a casing which covers the rotating shaft from an outside in a radial direction and in which a gas flow path extending in a circumferential direction is formed, a drain pipe which is connected to a lower portion in a vertical direction of the casing and communicates with the gas flow path, an adjusting valve which is provided in the drain pipe and adjusts a flow state of a fluid in the drain pipe, and a gas flow pipe which is connected to the drain pipe at a position closer to a connection portion between the casing and the drain pipe than the adjusting valve and through which the seal gas flows.


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