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.
Patent No.:
Date of Patent:
Jun. 28, 2022
Filed:
Oct. 24, 2019
Mitsubishi Heavy Industries Compressor Corporation, Tokyo, JP;
Masaki Shakuda, Hiroshima, JP;
Shinichiro Tokuyama, Hiroshima, JP;
Abstract
A centrifugal compressor includes a housinghaving a facing surfacefacing the outer peripheral surface of a cover, a seal memberforming a clearance with the outer peripheral surface of the cover, an inclined holeformed in the seal member, extending at an angle to the side opposite to a direction of rotation, and having an opening portionopening at a position facing the outer peripheral surface of the cover, a first finprovided on the seal memberand protruding toward the outer peripheral surface of the cover, and a communication flow path portionformed in the housing, having an introduction portopening at a position facing the outer peripheral surface of the cover, and communicating with the inclined hole