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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.:

US 11066983 B1

PDFFull Text
Date of Patent:
Jul. 20, 2021

Filed:

Mar. 21, 2017

Lubricating device for bearing, and exhaust turbosupercharger

Applicant:

Mitsubishi Heavy Industries Engine & Turbocharger, Ltd., Sagamihara, JP;

Inventors:

Takaya Futae, Tokyo, JP;

Yuta Ishii, Tokyo, JP;

Yuya Kojima, Tokyo, JP;

Assignee:

MITSUBISHI HEAVY INDUSTRIES ENGINE & TURBOCHARGER, LTD., Sagamihara, JP;

Attorney:

Birch, Stewart, Kolasch & Birch, LLP

Primary Examiner:

Thai Ba Trieu

Int. Cl.
CPC ...
F02B 39/14 (2006.01); F01D 25/16 (2006.01); F01D 25/18 (2006.01); F02B 39/00 (2006.01); F16C 17/02 (2006.01); F16C 17/26 (2006.01); F16C 33/10 (2006.01); F16N 7/36 (2006.01); F16N 7/38 (2006.01); F16N 7/40 (2006.01); F16N 13/00 (2006.01); F16C 27/02 (2006.01); F16C 35/02 (2006.01); F16C 17/18 (2006.01); F01M 11/02 (2006.01);
U.S. Cl.
CPC ...
F02B 39/14 (2013.01); F01D 25/16 (2013.01); F01D 25/18 (2013.01); F02B 39/00 (2013.01); F16C 17/02 (2013.01); F16C 17/18 (2013.01); F16C 17/26 (2013.01); F16C 33/10 (2013.01); F16C 33/1045 (2013.01); F16N 7/36 (2013.01); F16N 7/38 (2013.01); F16N 7/40 (2013.01); F16N 13/00 (2013.01); F01M 2011/021 (2013.01); F05D 2220/40 (2013.01); F05D 2240/54 (2013.01); F05D 2260/98 (2013.01); F16C 27/02 (2013.01); F16C 35/02 (2013.01); F16C 2360/24 (2013.01); F16N 2210/14 (2013.01);
Abstract

Provided are: a lubricating device for a bearing; and an exhaust turbosupercharger, wherein a bearing device () is provided with a housing () with a hollow shape, and journal bearings () which rotatably support a rotary shaft () arranged inside the housing (), the bearing device () being further provided with: a third feeding passage () and a fourth feeding passage () through which lubricant is fed toward outer circumferential surfaces () of the journal bearings (); a sixth feeding passage () through which lubricant is fed toward a space section (A) between the journal bearings (); and a guide section which guides, toward inner circumferential surfaces () of the journal bearings (), the lubricant fed from the sixth feeding passage () to the space section (A).

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