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Sealing Device And Rotating Machine

Abstract: This sealing device comprises: a sealing member provided between a rotating part and a stationary part of a rotating machine in a radial direction of the rotating machine; a holding member for supporting the sealing member movably along the radial direction, the holding member being at least partly accommodated in a groove provided in the stationary part so as to extend along a circumferential direction; and a plurality of first biasing members provided at a plurality of different locations, respectively, in the circumferential direction, each first biasing member being accommodated in the holding member and configured to bias the sealing member along a vertical direction with respect to the holding member. The plurality of first biasing members are configured to generate biasing forces, respectively, which are parallel to each other.

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Notices, Deadlines & Correspondence

Patent Information

Application #
Filing Date
04 April 2024
Publication Number
45/2024
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. YOSHIDA, Azumi
c/o MITSUBISHI HEAVY INDUSTRIES, LTD., 2-3, Marunouchi 3-Chome, Chiyoda-ku, Tokyo 1008332
2. IWAMOTO, Ryuji
c/o MITSUBISHI HEAVY INDUSTRIES, LTD., 2-3, Marunouchi 3-Chome, Chiyoda-ku, Tokyo 1008332
3. YAMAMOTO, Hideo
c/o MITSUBISHI HEAVY INDUSTRIES, LTD., 2-3, Marunouchi 3-Chome, Chiyoda-ku, Tokyo 1008332
4. KAWANO, Masaya
c/o MITSUBISHI HEAVY INDUSTRIES, LTD., 2-3, Marunouchi 3-Chome, Chiyoda-ku, Tokyo 1008332
5. NISHIMOTO, Shin
c/o MITSUBISHI HEAVY INDUSTRIES, LTD., 2-3, Marunouchi 3-Chome, Chiyoda-ku, Tokyo 1008332
6. FURUSHO, Tatsuro
c/o MITSUBISHI HEAVY INDUSTRIES, LTD., 2-3, Marunouchi 3-Chome, Chiyoda-ku, Tokyo 1008332
7. OKUMURA, Shintaro
c/o MITSUBISHI HEAVY INDUSTRIES, LTD., 2-3, Marunouchi 3-Chome, Chiyoda-ku, Tokyo 1008332
8. SAKASHITA, Kenichi
c/o MITSUBISHI HEAVY INDUSTRIES, LTD., 2-3, Marunouchi 3-Chome, Chiyoda-ku, Tokyo 1008332
9. OGINO, Tsutomu
c/o MITSUBISHI HEAVY INDUSTRIES, LTD., 2-3, Marunouchi 3-Chome, Chiyoda-ku, Tokyo 1008332
10. SOH, Seemin Daryl
c/o MITSUBISHI HEAVY INDUSTRIES, LTD., 2-3, Marunouchi 3-Chome, Chiyoda-ku, Tokyo 1008332

Specification

Documents

Application Documents

# Name Date
1 202417028014-TRANSLATIOIN OF PRIOIRTY DOCUMENTS ETC. [04-04-2024(online)].pdf 2024-04-04
2 202417028014-STATEMENT OF UNDERTAKING (FORM 3) [04-04-2024(online)].pdf 2024-04-04
3 202417028014-REQUEST FOR EXAMINATION (FORM-18) [04-04-2024(online)].pdf 2024-04-04
4 202417028014-POWER OF AUTHORITY [04-04-2024(online)].pdf 2024-04-04
5 202417028014-NOTIFICATION OF INT. APPLN. NO. & FILING DATE (PCT-RO-105-PCT Pamphlet) [04-04-2024(online)].pdf 2024-04-04
6 202417028014-FORM 18 [04-04-2024(online)].pdf 2024-04-04
7 202417028014-FORM 1 [04-04-2024(online)].pdf 2024-04-04
8 202417028014-DRAWINGS [04-04-2024(online)].pdf 2024-04-04
9 202417028014-DECLARATION OF INVENTORSHIP (FORM 5) [04-04-2024(online)].pdf 2024-04-04
10 202417028014-COMPLETE SPECIFICATION [04-04-2024(online)].pdf 2024-04-04
11 202417028014-Proof of Right [12-04-2024(online)].pdf 2024-04-12
12 202417028014-MARKED COPIES OF AMENDEMENTS [13-05-2024(online)].pdf 2024-05-13
13 202417028014-FORM 13 [13-05-2024(online)].pdf 2024-05-13
14 202417028014-AMMENDED DOCUMENTS [13-05-2024(online)].pdf 2024-05-13
15 202417028014-FORM 3 [24-05-2024(online)].pdf 2024-05-24