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Axial Flow Turbine
Abstract: This steam turbine is provided with: a rotary shaft; a plurality of movable blades each of which has a movable blade body (42) and a shroud (43), and which are circumferentially arranged at intervals; a casing (5) that has a recessed section (8) for accommodating the shroud (43); fins (7) that form clearances (C) from the outer circumferential surface (43A) of the shroud (43); a stator blade support part (90) disposed on the downstream side of the recessed section (8); a plurality of stator blades circumferentially arranged at intervals; and an annular partition plate (70) that extends from a recessed section downstream surface (8D) toward the upstream side thereof, wherein the casing has formed therein a bypass flow passage (P) that communicates a region radially outside of the partition plate (70) and a region between the stator blades.
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Notices, Deadlines & Correspondence
Notices, Deadlines & Correspondence
Patent Information
Application #
Filing Date
13 January 2022
Publication Number
09/2022
Publication Type
INA
Invention Field
MECHANICAL ENGINEERING
Status
Email
IPRDEL@LAKSHMISRI.COM
Parent Application
Patent Number
Legal Status
Grant Date
2024-02-21
Renewal Date
Applicants
MITSUBISHI POWER, LTD.
3-1, Minatomirai 3-Chome, Nishi-ku, Yokohama-shi, Kanagawa
2208401
Inventors
1. DUAN Chongfei
c/o MITSUBISHI HEAVY INDUSTRIES, LTD., 2-3, Marunouchi 3-Chome, Chiyoda-ku, Tokyo
1008332
2. SUGISHITA Hideaki
c/o MITSUBISHI HEAVY INDUSTRIES, LTD., 2-3, Marunouchi 3-Chome, Chiyoda-ku, Tokyo
1008332
3. MATSUMOTO Kazuyuki
c/o MITSUBISHI HEAVY INDUSTRIES, LTD., 2-3, Marunouchi 3-Chome, Chiyoda-ku, Tokyo
1008332
4. ONO Hideki
c/o MITSUBISHI HEAVY INDUSTRIES, LTD., 2-3, Marunouchi 3-Chome, Chiyoda-ku, Tokyo
1008332
5. KUWAMURA Yoshihiro
c/o MITSUBISHI HEAVY INDUSTRIES, LTD., 2-3, Marunouchi 3-Chome, Chiyoda-ku, Tokyo
1008332
6. SEGAWA Kiyoshi
c/o Mitsubishi Hitachi Power Systems, Ltd., 3-1, Minatomirai 3-Chome, Nishi-ku, Yokohama-shi, Kanagawa
2208401
7. FUKUSHIMA Hisataka
c/o Mitsubishi Hitachi Power Systems, Ltd., 3-1, Minatomirai 3-Chome, Nishi-ku, Yokohama-shi, Kanagawa
2208401
Specification
Documents
Application Documents
| # | Name | Date |
|---|---|---|
| 1 | 202247002157-TRANSLATIOIN OF PRIOIRTY DOCUMENTS ETC. [13-01-2022(online)].pdf | 2022-01-13 |
| 2 | 202247002157-STATEMENT OF UNDERTAKING (FORM 3) [13-01-2022(online)].pdf | 2022-01-13 |
| 3 | 202247002157-REQUEST FOR EXAMINATION (FORM-18) [13-01-2022(online)].pdf | 2022-01-13 |
| 4 | 202247002157-POWER OF AUTHORITY [13-01-2022(online)].pdf | 2022-01-13 |
| 5 | 202247002157-NOTIFICATION OF INT. APPLN. NO. & FILING DATE (PCT-RO-105-PCT Pamphlet) [13-01-2022(online)].pdf | 2022-01-13 |
| 6 | 202247002157-FORM 18 [13-01-2022(online)].pdf | 2022-01-13 |
| 7 | 202247002157-FORM 1 [13-01-2022(online)].pdf | 2022-01-13 |
| 8 | 202247002157-DRAWINGS [13-01-2022(online)].pdf | 2022-01-13 |
| 9 | 202247002157-DECLARATION OF INVENTORSHIP (FORM 5) [13-01-2022(online)].pdf | 2022-01-13 |
| 10 | 202247002157-COMPLETE SPECIFICATION [13-01-2022(online)].pdf | 2022-01-13 |
| 11 | 202247002157.pdf | 2022-01-14 |
| 12 | 202247002157-Proof of Right [14-01-2022(online)].pdf | 2022-01-14 |
| 13 | 202247002157-PA [25-04-2022(online)].pdf | 2022-04-25 |
| 14 | 202247002157-ASSIGNMENT DOCUMENTS [25-04-2022(online)].pdf | 2022-04-25 |
| 15 | 202247002157-8(i)-Substitution-Change Of Applicant - Form 6 [25-04-2022(online)].pdf | 2022-04-25 |
| 16 | 202247002157-FORM 3 [25-05-2022(online)].pdf | 2022-05-25 |
| 17 | 202247002157-FER.pdf | 2022-06-14 |
| 18 | 202247002157-FORM 3 [28-10-2022(online)].pdf | 2022-10-28 |
| 19 | 202247002157-Information under section 8(2) [03-11-2022(online)].pdf | 2022-11-03 |
| 20 | 202247002157-certified copy of translation [11-11-2022(online)].pdf | 2022-11-11 |
| 21 | 202247002157-PETITION UNDER RULE 137 [13-12-2022(online)].pdf | 2022-12-13 |
| 22 | 202247002157-OTHERS [13-12-2022(online)].pdf | 2022-12-13 |
| 23 | 202247002157-FER_SER_REPLY [13-12-2022(online)].pdf | 2022-12-13 |
| 24 | 202247002157-COMPLETE SPECIFICATION [13-12-2022(online)].pdf | 2022-12-13 |
| 25 | 202247002157-CLAIMS [13-12-2022(online)].pdf | 2022-12-13 |
| 26 | 202247002157-MARKED COPIES OF AMENDEMENTS [14-12-2022(online)].pdf | 2022-12-14 |
| 27 | 202247002157-FORM 13 [14-12-2022(online)].pdf | 2022-12-14 |
| 28 | 202247002157-AMMENDED DOCUMENTS [14-12-2022(online)].pdf | 2022-12-14 |
| 29 | 202247002157-PatentCertificate21-02-2024.pdf | 2024-02-21 |
| 30 | 202247002157-IntimationOfGrant21-02-2024.pdf | 2024-02-21 |
Search Strategy
| 1 | 202247002157E_13-06-2022.pdf |