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Bearing Device

Abstract: A bearing device according to the present invention comprises: a plurality of bearing pads that support a rotation shaft which rotates about the axial line, in a tiltable manner from the outer circumferential side of the rotation shaft, and that are provided so as to be spaced apart along the circumferential direction; and an oil supply part that supplies oil between the outer circumferential surface of the rotation shaft and pad surfaces of the bearing pads which face the rotation shaft, wherein the plurality of bearing pads include a first bearing pad that supports the rotation shaft directly below the axial line and a pair of second bearing pads which are disposed so as to sandwich the first bearing pad from the rotation direction, and, among the first bearing pad and the second bearing pads, a groove is formed only on the pad surfaces of the second bearing pads so as to extend in the rotation direction.

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Notices, Deadlines & Correspondence

Patent Information

Application #
Filing Date
18 April 2023
Publication Number
47/2023
Publication Type
INA
Invention Field
MECHANICAL ENGINEERING
Status
Email
Parent Application

Applicants

MITSUBISHI HEAVY INDUSTRIES, LTD.
2-3, Marunouchi 3-Chome, Chiyoda-ku, Tokyo 1008332

Inventors

1. SHIGIHARA Takuzo
c/o MITSUBISHI HEAVY INDUSTRIES, LTD., 2-3, Marunouchi 3-Chome, Chiyoda-ku, Tokyo 1008332
2. YOSHIMINE Chihiro
c/o MITSUBISHI HEAVY INDUSTRIES, LTD., 2-3, Marunouchi 3-Chome, Chiyoda-ku, Tokyo 1008332
3. YOKOYAMA Shimpei
c/o MITSUBISHI HEAVY INDUSTRIES, LTD., 2-3, Marunouchi 3-Chome, Chiyoda-ku, Tokyo 1008332
4. KAMEYAMA Yuki
c/o MITSUBISHI HEAVY INDUSTRIES, LTD., 2-3, Marunouchi 3-Chome, Chiyoda-ku, Tokyo 1008332
5. NODA Yoshitomo
c/o MITSUBISHI HEAVY INDUSTRIES, LTD., 2-3, Marunouchi 3-Chome, Chiyoda-ku, Tokyo 1008332

Specification

Documents

Application Documents

# Name Date
1 202317028337-TRANSLATIOIN OF PRIOIRTY DOCUMENTS ETC. [18-04-2023(online)].pdf 2023-04-18
2 202317028337-STATEMENT OF UNDERTAKING (FORM 3) [18-04-2023(online)].pdf 2023-04-18
3 202317028337-REQUEST FOR EXAMINATION (FORM-18) [18-04-2023(online)].pdf 2023-04-18
4 202317028337-POWER OF AUTHORITY [18-04-2023(online)].pdf 2023-04-18
5 202317028337-NOTIFICATION OF INT. APPLN. NO. & FILING DATE (PCT-RO-105-PCT Pamphlet) [18-04-2023(online)].pdf 2023-04-18
6 202317028337-FORM 18 [18-04-2023(online)].pdf 2023-04-18
7 202317028337-FORM 1 [18-04-2023(online)].pdf 2023-04-18
8 202317028337-DRAWINGS [18-04-2023(online)].pdf 2023-04-18
9 202317028337-DECLARATION OF INVENTORSHIP (FORM 5) [18-04-2023(online)].pdf 2023-04-18
10 202317028337-COMPLETE SPECIFICATION [18-04-2023(online)].pdf 2023-04-18
11 202317028337.pdf 2023-05-02
12 202317028337-Proof of Right [09-05-2023(online)].pdf 2023-05-09
13 202317028337-Others-310523.pdf 2023-07-05
14 202317028337-Others-310523-1.pdf 2023-07-05
15 202317028337-Correspondence-310523.pdf 2023-07-05
16 202317028337-FORM 3 [12-09-2023(online)].pdf 2023-09-12