BEARING DEVICE AND TURBO SUPERCHARGER - MITSUBISHI HEAVY IND LTD

Title:

BEARING DEVICE AND TURBO SUPERCHARGER

Document Type and Number:

WIPO Patent Application WO/2020/026863

Kind Code:

A1

Abstract:

This bearing device is provided with a bearing housing, cylindrical floating metal which is provided within a containing hole in the bearing housing and into which a rotating shaft is inserted, and a positioning pin which is provided in the radial direction of the rotating shaft and which positions the floating metal relative to the bearing housing. The positioning pin has: a first oil supply hole which is formed to extend through the positioning pin and which connects to a first space between the inner peripheral surface of the floating metal and the outer peripheral surface of the rotating shaft; and a second oil supply hole which is formed inside the positioning pin so as to connect the first oil supply hole and a second space between the outer peripheral surface of the floating metal and the inner peripheral surface of the containing hole.

Inventors:

SHIRAKAWA TAIYO (JP)
WADA YASUHIRO (JP)
IWASA YUKIHIRO (JP)
MATSUO TETSUYA (JP)

Application Number:

PCT/JP2019/028574

Publication Date:

February 06, 2020

Filing Date:

July 22, 2019

Export Citation:

Click for automatic bibliography generation Help

Assignee:

MITSUBISHI HEAVY IND LTD (JP)

International Classes:

F02B39/00; F02B39/14; F16C17/02; F16C33/10

Foreign References:

JP2007285252A	2007-11-01
US20180051744A1	2018-02-22
JPS6388318A	1988-04-19
JP2014009701A	2014-01-20
JP2014080890A	2014-05-08
JP2006029148A	2006-02-02
US20180179954A1	2018-06-28
JPS55112418A	1980-08-30
JP5977118B2	2016-08-24

Other References: