JP2003176703A5 - - Google Patents
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- Publication number
- JP2003176703A5 JP2003176703A5 JP2002271239A JP2002271239A JP2003176703A5 JP 2003176703 A5 JP2003176703 A5 JP 2003176703A5 JP 2002271239 A JP2002271239 A JP 2002271239A JP 2002271239 A JP2002271239 A JP 2002271239A JP 2003176703 A5 JP2003176703 A5 JP 2003176703A5
- Authority
- JP
- Japan
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT2001MI001970A ITMI20011970A1 (it) | 2001-09-21 | 2001-09-21 | Connessione migliorata di palette su di un disco rotorico di una turbina a gas |
| IT2001A001970 | 2001-09-21 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2003176703A JP2003176703A (ja) | 2003-06-27 |
| JP2003176703A5 true JP2003176703A5 (enExample) | 2005-11-04 |
| JP4288380B2 JP4288380B2 (ja) | 2009-07-01 |
Family
ID=11448409
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2002271239A Expired - Fee Related JP4288380B2 (ja) | 2001-09-21 | 2002-09-18 | ガスタービンのブレードのロータディスクへの改良型継手 |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US6739836B2 (enExample) |
| EP (1) | EP1296022B1 (enExample) |
| JP (1) | JP4288380B2 (enExample) |
| KR (1) | KR100673409B1 (enExample) |
| CA (1) | CA2400289C (enExample) |
| DE (1) | DE60217039T2 (enExample) |
| IT (1) | ITMI20011970A1 (enExample) |
| RU (1) | RU2302532C2 (enExample) |
| TW (1) | TW593869B (enExample) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ITMI20011970A1 (it) * | 2001-09-21 | 2003-03-21 | Nuovo Pignone Spa | Connessione migliorata di palette su di un disco rotorico di una turbina a gas |
| US7905709B2 (en) * | 2004-02-10 | 2011-03-15 | General Electric Company | Advanced firtree and broach slot forms for turbine stage 1 and 2 buckets and rotor wheels |
| US8079817B2 (en) * | 2004-02-10 | 2011-12-20 | General Electric Company | Advanced firtree and broach slot forms for turbine stage 3 buckets and rotor wheels |
| JP4869616B2 (ja) * | 2005-04-01 | 2012-02-08 | 株式会社日立製作所 | 蒸気タービン動翼と蒸気タービンロータ及びそれを用いた蒸気タービン並びにその発電プラント |
| US7387494B2 (en) * | 2005-04-28 | 2008-06-17 | General Electric Company | Finger dovetail attachment between a turbine rotor wheel and bucket for stress reduction |
| JP4918806B2 (ja) * | 2006-04-06 | 2012-04-18 | 株式会社日立製作所 | タービンロータ及びタービン動翼 |
| US8038404B2 (en) * | 2007-07-16 | 2011-10-18 | Nuovo Pignone Holdings, S.P.A. | Steam turbine and rotating blade |
| EP2320030B1 (de) * | 2009-11-10 | 2012-12-19 | Alstom Technology Ltd | Rotor mit Laufschaufel für eine axial durchströmte Turbomaschine |
| EP2322764A1 (de) * | 2009-11-17 | 2011-05-18 | Siemens Aktiengesellschaft | Turbinenschaufelbefestigung für eine Strömungsmaschine |
| US9546556B2 (en) * | 2012-09-26 | 2017-01-17 | United Technologies Corporation | Turbine blade root profile |
| EP2762676A1 (en) * | 2013-02-04 | 2014-08-06 | Siemens Aktiengesellschaft | Turbomachine rotor blade, turbomachine rotor disc, turbomachine rotor, and gas turbine engine with different root and slot contact face angles |
| CN108691575B (zh) * | 2018-05-10 | 2021-01-26 | 中国航发湖南动力机械研究所 | 涡轮组件、榫接结构及其制备方法 |
| CN110454235B (zh) * | 2019-07-31 | 2022-07-15 | 中国航发沈阳发动机研究所 | 一种枞树型盘榫连接结构及具有其的航空发动机 |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB677142A (en) * | 1949-08-24 | 1952-08-13 | Power Jets Res & Dev Ltd | Improved mounting for turbine and like blades |
| GB2030657B (en) * | 1978-09-30 | 1982-08-11 | Rolls Royce | Blade for gas turbine engine |
| US4824328A (en) * | 1987-05-22 | 1989-04-25 | Westinghouse Electric Corp. | Turbine blade attachment |
| US5147180A (en) * | 1991-03-21 | 1992-09-15 | Westinghouse Electric Corp. | Optimized blade root profile for steam turbine blades |
| US5531539A (en) * | 1993-02-12 | 1996-07-02 | Exposystems, Inc. | Tightly fitting panel connection assembly |
| US5480285A (en) * | 1993-08-23 | 1996-01-02 | Westinghouse Electric Corporation | Steam turbine blade |
| US5474423A (en) * | 1994-10-12 | 1995-12-12 | General Electric Co. | Bucket and wheel dovetail design for turbine rotors |
| US6142737A (en) * | 1998-08-26 | 2000-11-07 | General Electric Co. | Bucket and wheel dovetail design for turbine rotors |
| ITMI20011970A1 (it) * | 2001-09-21 | 2003-03-21 | Nuovo Pignone Spa | Connessione migliorata di palette su di un disco rotorico di una turbina a gas |
-
2001
- 2001-09-21 IT IT2001MI001970A patent/ITMI20011970A1/it unknown
-
2002
- 2002-09-18 EP EP02256480A patent/EP1296022B1/en not_active Expired - Lifetime
- 2002-09-18 US US10/245,712 patent/US6739836B2/en not_active Expired - Fee Related
- 2002-09-18 JP JP2002271239A patent/JP4288380B2/ja not_active Expired - Fee Related
- 2002-09-18 DE DE60217039T patent/DE60217039T2/de not_active Expired - Lifetime
- 2002-09-19 KR KR1020020057126A patent/KR100673409B1/ko not_active Expired - Fee Related
- 2002-09-19 CA CA002400289A patent/CA2400289C/en not_active Expired - Fee Related
- 2002-09-20 TW TW091121603A patent/TW593869B/zh not_active IP Right Cessation
- 2002-09-20 RU RU2002125442/06A patent/RU2302532C2/ru not_active IP Right Cessation