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:
Feb. 03, 2026
Filed:
Feb. 28, 2022
Mitsubishi Heavy Industries Engine & Turbocharger, Ltd., Sagamihara, JP;
Shigeyoshi Sakuma, Tokyo, JP;
Keigo Sakamoto, Tokyo, JP;
Eigo Kato, Tokyo, JP;
Nobuhito Oka, Sagamihara, JP;
Makoto Ozaki, Sagamihara, JP;
MITSUBISHI HEAVY INDUSTRIES ENGINE & TURBOCHARGER, LTD., Kanagawa, JP;
Abstract
An aspect of an exhaust turbine according to the present disclosure is provided with: a rotating shaft; a turbine wheel attached to one end side of the rotating shaft; a turbine housing having a scroll portion formed on an outer peripheral side of the turbine wheel; a bearing housing that accommodates a bearing for supporting the rotating shaft; a fastening member that fastens a first flange portion of the turbine housing and a second flange portion of the bearing housing together; and a heat-shielding plate having an outer peripheral edge portion held between the first flange portion and the second flange portion. In a first cross section that passes through the center of the rotating shaft and a tongue portion of the turbine housing along an axial direction of the rotating shaft, when the innermost position, in a radial direction of the rotating shaft, of a contact surface between the first flange portion and the outer peripheral edge portion of the heat-shielding plate is defined as a first seal inner end, the innermost position, in the radial direction, of a contact surface between the second flange portion and the outer peripheral edge portion of the heat-shielding plate is defined as a second seal inner end, and one of the first seal inner end and the second seal inner end that is positioned outside in the radial direction is defined as a seal inner end, the seal inner end is disposed outside the tongue portion in the radial direction.