JP2006125385A - ガスタービンエンジン及びそれを組立てる方法 - Google Patents
ガスタービンエンジン及びそれを組立てる方法 Download PDFInfo
- Publication number
- JP2006125385A JP2006125385A JP2005245338A JP2005245338A JP2006125385A JP 2006125385 A JP2006125385 A JP 2006125385A JP 2005245338 A JP2005245338 A JP 2005245338A JP 2005245338 A JP2005245338 A JP 2005245338A JP 2006125385 A JP2006125385 A JP 2006125385A
- Authority
- JP
- Japan
- Prior art keywords
- pressure turbine
- turbine
- low pressure
- rotor
- turbine rotor
- Prior art date
- 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.)
- Pending
Links
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02K—JET-PROPULSION PLANTS
- F02K3/00—Plants including a gas turbine driving a compressor or a ducted fan
- F02K3/02—Plants including a gas turbine driving a compressor or a ducted fan in which part of the working fluid by-passes the turbine and combustion chamber
- F02K3/04—Plants including a gas turbine driving a compressor or a ducted fan in which part of the working fluid by-passes the turbine and combustion chamber the plant including ducted fans, i.e. fans with high volume, low pressure outputs, for augmenting the jet thrust, e.g. of double-flow type
- F02K3/062—Plants including a gas turbine driving a compressor or a ducted fan in which part of the working fluid by-passes the turbine and combustion chamber the plant including ducted fans, i.e. fans with high volume, low pressure outputs, for augmenting the jet thrust, e.g. of double-flow type with aft fan
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D1/00—Non-positive-displacement machines or engines, e.g. steam turbines
- F01D1/24—Non-positive-displacement machines or engines, e.g. steam turbines characterised by counter-rotating rotors subjected to same working fluid stream without intermediate stator blades or the like
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
- F01D25/16—Arrangement of bearings; Supporting or mounting bearings in casings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
- F02C3/00—Gas-turbine plants characterised by the use of combustion products as the working fluid
- F02C3/04—Gas-turbine plants characterised by the use of combustion products as the working fluid having a turbine driving a compressor
- F02C3/06—Gas-turbine plants characterised by the use of combustion products as the working fluid having a turbine driving a compressor the compressor comprising only axial stages
- F02C3/067—Gas-turbine plants characterised by the use of combustion products as the working fluid having a turbine driving a compressor the compressor comprising only axial stages having counter-rotating rotors
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2260/00—Function
- F05D2260/40—Transmission of power
- F05D2260/403—Transmission of power through the shape of the drive components
- F05D2260/4031—Transmission of power through the shape of the drive components as in toothed gearing
- F05D2260/40311—Transmission of power through the shape of the drive components as in toothed gearing of the epicyclical, planetary or differential type
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
- Support Of The Bearing (AREA)
- Rolling Contact Bearings (AREA)
Abstract
【手段】 本方法は、第1の低圧タービンロータ(106)を高圧タービン(100)に回転可能に結合する段階と、第2の低圧タービンロータ(108)を第1の低圧タービンロータに回転可能に結合する段階と、第2の低圧タービンロータをタービン後部フレーム(142)に回転可能に結合して高圧タービンの重量がタービン後部フレームに伝達されるようにする段階とを含む。第1の低圧タービンロータ(106)が第1の回転方向に回転可能であり、また前記第2の低圧タービンロータ(108)が、前記第1の回転方向とは逆方向である第2の回転方向に回転可能である。
【選択図】 図2
Description
12 前方ファン組立体
14 後方ファン組立体
20、22 ファンシャフト
36 外側ケーシング
100 高圧タービン
102 低圧タービン
106 第1の低圧タービンロータ
108 第2の低圧タービンロータ
120 第1の差動軸受
122、134 スプライン
130 第2の差動軸受
140 第3の差動軸受
142 タービン後部フレーム
160 内側シャフトカーボンシールリング
162 回転サンプ
Claims (10)
- 高圧タービン(100)と、
前記高圧タービンに回転可能に結合された第1の低圧タービンロータ(106)と、
前記第1の低圧タービンロータに回転可能に結合された第2の低圧タービンロータ(108)と、
前記第2の低圧タービンロータに回転可能に結合されて、前記高圧タービンの重量がそれに伝達されるようになったタービン後部フレーム(142)と、
を含むガスタービンエンジン(10)。 - 前記第1の低圧タービンロータ(106)が第1の回転方向に回転可能であり、また前記第2の低圧タービンロータ(108)が、前記第1の回転方向とは逆方向である第2の回転方向に回転可能である、請求項1記載のガスタービンエンジン(10)。
- 前記第1の低圧タービンロータ(106)と前記高圧タービン(100)との間に結合されて、該高圧タービンを該第1の低圧タービンロータに回転可能に結合するようになった第1の差動軸受(120)をさらに含む、請求項1記載のガスタービンエンジン(10)。
- 前記タービン後部フレーム(142)から前記第1の差動軸受(120)に潤滑油を流して該第1の差動軸受を潤滑するように構成された潤滑油供給システムをさらに含む、請求項3記載のガスタービンエンジン(10)。
- 前記第1の低圧タービンロータ(106)と前記高圧タービン(100)との間に結合されて、該高圧タービンを該第1の低圧タービンロータに回転可能に結合するようになった第1の差動フォイル軸受(120)をさらに含む、請求項1記載のガスタービンエンジン(10)。
- 前記第1の低圧タービンロータ(106)と前記第2の低圧タービンロータ(108)との間に結合されて、前記高圧タービン(100)を該第1及び第2の低圧タービンロータに回転可能に結合するようになった第2の差動軸受(130)をさらに含む、請求項2記載のガスタービンエンジン(10)。
- 前記第2の低圧タービンロータ(108)と前記タービン後部フレーム(142)との間に結合された第3の差動軸受(140)をさらに含む、請求項2記載のガスタービンエンジン(10)。
- 前記第1の低圧タービンロータ(106)に回転可能に結合された後方ファン組立体(14)をさらに含む、請求項1記載のガスタービンエンジン(10)。
- 前記第2の低圧タービンロータ(108)に回転可能に結合された前方ファン組立体(12)をさらに含み、前記前方ファン組立体が、前記後方ファン組立体(14)とは異なる回転方向に回転するように構成されている、請求項8記載のガスタービンエンジン(10)。
- 前記タービン後部フレーム(142)から前記高圧タービン(100)、第1の低圧タービンロータ(106)及び第2の低圧タービンロータ(108)の少なくとも1つに潤滑油を流すように構成された潤滑油供給管路をさらに含む、請求項1記載のガスタービンエンジン(10)。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/976,382 US7409819B2 (en) | 2004-10-29 | 2004-10-29 | Gas turbine engine and method of assembling same |
Publications (1)
Publication Number | Publication Date |
---|---|
JP2006125385A true JP2006125385A (ja) | 2006-05-18 |
Family
ID=35241169
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2005245338A Pending JP2006125385A (ja) | 2004-10-29 | 2005-08-26 | ガスタービンエンジン及びそれを組立てる方法 |
Country Status (4)
Country | Link |
---|---|
US (1) | US7409819B2 (ja) |
EP (1) | EP1653045B1 (ja) |
JP (1) | JP2006125385A (ja) |
CN (1) | CN100529359C (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2012524203A (ja) * | 2009-04-17 | 2012-10-11 | スネクマ | シャフト間軸受を備えた2体型ガスタービンエンジン |
Families Citing this family (48)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US11346289B2 (en) * | 2007-08-01 | 2022-05-31 | Raytheon Technologies Corporation | Turbine section of high bypass turbofan |
US8256707B2 (en) * | 2007-08-01 | 2012-09-04 | United Technologies Corporation | Engine mounting configuration for a turbofan gas turbine engine |
US11486311B2 (en) | 2007-08-01 | 2022-11-01 | Raytheon Technologies Corporation | Turbine section of high bypass turbofan |
US8844265B2 (en) | 2007-08-01 | 2014-09-30 | United Technologies Corporation | Turbine section of high bypass turbofan |
US20150377123A1 (en) | 2007-08-01 | 2015-12-31 | United Technologies Corporation | Turbine section of high bypass turbofan |
US11242805B2 (en) | 2007-08-01 | 2022-02-08 | Raytheon Technologies Corporation | Turbine section of high bypass turbofan |
US11149650B2 (en) | 2007-08-01 | 2021-10-19 | Raytheon Technologies Corporation | Turbine section of high bypass turbofan |
US8511986B2 (en) | 2007-12-10 | 2013-08-20 | United Technologies Corporation | Bearing mounting system in a low pressure turbine |
US8118251B2 (en) * | 2008-01-18 | 2012-02-21 | United Technologies Corporation | Mounting system for a gas turbine engine |
FR2927366B1 (fr) * | 2008-02-13 | 2013-07-05 | Snecma | Dispositif de recuperation d'huile. |
US8167237B2 (en) * | 2008-03-21 | 2012-05-01 | United Technologies Corporation | Mounting system for a gas turbine engine |
US8800914B2 (en) | 2008-06-02 | 2014-08-12 | United Technologies Corporation | Gas turbine engine with low stage count low pressure turbine |
US8511605B2 (en) | 2008-06-02 | 2013-08-20 | United Technologies Corporation | Gas turbine engine with low stage count low pressure turbine |
US20140174056A1 (en) | 2008-06-02 | 2014-06-26 | United Technologies Corporation | Gas turbine engine with low stage count low pressure turbine |
US8128021B2 (en) | 2008-06-02 | 2012-03-06 | United Technologies Corporation | Engine mount system for a turbofan gas turbine engine |
US8807477B2 (en) | 2008-06-02 | 2014-08-19 | United Technologies Corporation | Gas turbine engine compressor arrangement |
US8695920B2 (en) | 2008-06-02 | 2014-04-15 | United Technologies Corporation | Gas turbine engine with low stage count low pressure turbine |
US20100192595A1 (en) | 2009-01-30 | 2010-08-05 | Robert Joseph Orlando | Gas turbine engine assembly and methods of assembling same |
US8777229B2 (en) * | 2010-03-26 | 2014-07-15 | United Technologies Corporation | Liftoff carbon seal |
US9239012B2 (en) | 2011-06-08 | 2016-01-19 | United Technologies Corporation | Flexible support structure for a geared architecture gas turbine engine |
US9631558B2 (en) | 2012-01-03 | 2017-04-25 | United Technologies Corporation | Geared architecture for high speed and small volume fan drive turbine |
US9896966B2 (en) | 2011-08-29 | 2018-02-20 | United Technologies Corporation | Tie rod for a gas turbine engine |
FR2983909B1 (fr) * | 2011-12-13 | 2015-05-29 | Snecma | Enceinte lubrifiee logeant un palier inter-turbine et fermee par un joint a labyrinthe a faible usure |
US8887487B2 (en) * | 2012-01-31 | 2014-11-18 | United Technologies Corporation | Geared turbofan gas turbine engine architecture |
US10287914B2 (en) | 2012-01-31 | 2019-05-14 | United Technologies Corporation | Gas turbine engine with high speed low pressure turbine section and bearing support features |
US20130192266A1 (en) * | 2012-01-31 | 2013-08-01 | United Technologies Corporation | Geared turbofan gas turbine engine architecture |
US20150345426A1 (en) | 2012-01-31 | 2015-12-03 | United Technologies Corporation | Geared turbofan gas turbine engine architecture |
US8935913B2 (en) | 2012-01-31 | 2015-01-20 | United Technologies Corporation | Geared turbofan gas turbine engine architecture |
US9222417B2 (en) | 2012-01-31 | 2015-12-29 | United Technologies Corporation | Geared turbofan gas turbine engine architecture |
US10125693B2 (en) | 2012-04-02 | 2018-11-13 | United Technologies Corporation | Geared turbofan engine with power density range |
US8756908B2 (en) | 2012-05-31 | 2014-06-24 | United Technologies Corporation | Fundamental gear system architecture |
US8572943B1 (en) | 2012-05-31 | 2013-11-05 | United Technologies Corporation | Fundamental gear system architecture |
US20150308351A1 (en) | 2012-05-31 | 2015-10-29 | United Technologies Corporation | Fundamental gear system architecture |
JP2015528539A (ja) * | 2012-09-07 | 2015-09-28 | シーメンス アクティエンゲゼルシャフト | 軸流ターボ機械の複数のロータ部材を含むロータの組立方法又は分解方法と、ロータ |
EP2946103A1 (en) | 2013-01-18 | 2015-11-25 | General Electric Company | Engine architecture with reverse rotation integral drive and vaneless turbine |
US10724479B2 (en) | 2013-03-15 | 2020-07-28 | United Technologies Corporation | Thrust efficient turbofan engine |
US9624827B2 (en) | 2013-03-15 | 2017-04-18 | United Technologies Corporation | Thrust efficient turbofan engine |
FR3005101B1 (fr) * | 2013-04-30 | 2017-07-28 | Snecma | Support de palier d'une turbomachine comportant une partie amovible |
FR3005097B1 (fr) * | 2013-04-30 | 2017-07-28 | Snecma | Support de palier d'une turbomachine comportant une bride decalee |
WO2015088619A2 (en) | 2013-10-16 | 2015-06-18 | United Technologies Corporation | Geared turbofan engine with targeted modular efficiency |
PL412269A1 (pl) | 2015-05-11 | 2016-11-21 | General Electric Company | Zanurzony wlot kanału przepływu między łopatką wirnika i łopatką kierowniczą dla turbiny gazowej z otwartym wentylatorem |
US10247017B2 (en) | 2016-06-29 | 2019-04-02 | General Electric Company | System and method for gas bearing support of turbine |
US9995175B2 (en) | 2016-06-29 | 2018-06-12 | General Electric Company | System and method for gas bearing support of turbine |
US10774668B2 (en) * | 2017-09-20 | 2020-09-15 | General Electric Company | Intersage seal assembly for counter rotating turbine |
IT201900014724A1 (it) * | 2019-08-13 | 2021-02-13 | Ge Avio Srl | Elementi di trattenimento delle pale per turbomacchine. |
CN110663508B (zh) * | 2019-09-27 | 2023-04-07 | 湖南农业大学 | 封闭挤浆式搅拌装置及具有其的育秧泥浆机 |
US11428160B2 (en) | 2020-12-31 | 2022-08-30 | General Electric Company | Gas turbine engine with interdigitated turbine and gear assembly |
CN115541116B (zh) * | 2022-11-24 | 2023-10-10 | 中国航发沈阳发动机研究所 | 一种减小涡轮转子旋转惯性激励的控制方法 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3673802A (en) * | 1970-06-18 | 1972-07-04 | Gen Electric | Fan engine with counter rotating geared core booster |
JPS49112013A (ja) * | 1973-02-12 | 1974-10-25 | ||
JPH10299416A (ja) * | 1997-01-03 | 1998-11-10 | General Electric Co <Ge> | タービン・エンジン |
Family Cites Families (24)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3703081A (en) * | 1970-11-20 | 1972-11-21 | Gen Electric | Gas turbine engine |
US3823553A (en) * | 1972-12-26 | 1974-07-16 | Gen Electric | Gas turbine with removable self contained power turbine module |
US4453784A (en) * | 1983-05-02 | 1984-06-12 | United Technologies Corporation | Means for feeding oil between counterrotating shafts |
GB2192237B (en) * | 1986-07-02 | 1990-05-16 | Rolls Royce Plc | Gas turbine engine power turbine |
US4976102A (en) * | 1988-05-09 | 1990-12-11 | General Electric Company | Unducted, counterrotating gearless front fan engine |
DE3933776A1 (de) * | 1989-10-10 | 1991-04-18 | Mtu Muenchen Gmbh | Propfan-turbotriebwerk |
US5443590A (en) * | 1993-06-18 | 1995-08-22 | General Electric Company | Rotatable turbine frame |
US5361580A (en) * | 1993-06-18 | 1994-11-08 | General Electric Company | Gas turbine engine rotor support system |
FR2710109A1 (fr) * | 1993-08-09 | 1995-03-24 | Floure Christian | Système de suralimentation d'un dispositif de propulsion à l'aide d'énergie récupérée, avec l'assistance d'un différentiel dans le principe d'entraînement. |
US5809772A (en) * | 1996-03-29 | 1998-09-22 | General Electric Company | Turbofan engine with a core driven supercharged bypass duct |
US5806303A (en) * | 1996-03-29 | 1998-09-15 | General Electric Company | Turbofan engine with a core driven supercharged bypass duct and fixed geometry nozzle |
US5867980A (en) * | 1996-12-17 | 1999-02-09 | General Electric Company | Turbofan engine with a low pressure turbine driven supercharger in a bypass duct operated by a fuel rich combustor and an afterburner |
US5971706A (en) * | 1997-12-03 | 1999-10-26 | General Electric Company | Inter-rotor bearing assembly |
US6102577A (en) * | 1998-10-13 | 2000-08-15 | Pratt & Whitney Canada Corp. | Isolated oil feed |
US6286303B1 (en) * | 1999-11-18 | 2001-09-11 | Allied Signal, Inc. | Impingement cooled foil bearings in a gas turbine engine |
US6708482B2 (en) * | 2001-11-29 | 2004-03-23 | General Electric Company | Aircraft engine with inter-turbine engine frame |
US6732502B2 (en) * | 2002-03-01 | 2004-05-11 | General Electric Company | Counter rotating aircraft gas turbine engine with high overall pressure ratio compressor |
US6619030B1 (en) * | 2002-03-01 | 2003-09-16 | General Electric Company | Aircraft engine with inter-turbine engine frame supported counter rotating low pressure turbine rotors |
US6739120B2 (en) * | 2002-04-29 | 2004-05-25 | General Electric Company | Counterrotatable booster compressor assembly for a gas turbine engine |
US6684626B1 (en) * | 2002-07-30 | 2004-02-03 | General Electric Company | Aircraft gas turbine engine with control vanes for counter rotating low pressure turbines |
US6711887B2 (en) * | 2002-08-19 | 2004-03-30 | General Electric Co. | Aircraft gas turbine engine with tandem non-interdigitated counter rotating low pressure turbines |
US6763653B2 (en) * | 2002-09-24 | 2004-07-20 | General Electric Company | Counter rotating fan aircraft gas turbine engine with aft booster |
US6763652B2 (en) * | 2002-09-24 | 2004-07-20 | General Electric Company | Variable torque split aircraft gas turbine engine counter rotating low pressure turbines |
US6763654B2 (en) * | 2002-09-30 | 2004-07-20 | General Electric Co. | Aircraft gas turbine engine having variable torque split counter rotating low pressure turbines and booster aft of counter rotating fans |
-
2004
- 2004-10-29 US US10/976,382 patent/US7409819B2/en not_active Expired - Fee Related
-
2005
- 2005-07-28 EP EP05254713.0A patent/EP1653045B1/en not_active Not-in-force
- 2005-08-26 JP JP2005245338A patent/JP2006125385A/ja active Pending
- 2005-08-29 CN CNB2005100976397A patent/CN100529359C/zh not_active Expired - Fee Related
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3673802A (en) * | 1970-06-18 | 1972-07-04 | Gen Electric | Fan engine with counter rotating geared core booster |
JPS49112013A (ja) * | 1973-02-12 | 1974-10-25 | ||
JPH10299416A (ja) * | 1997-01-03 | 1998-11-10 | General Electric Co <Ge> | タービン・エンジン |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2012524203A (ja) * | 2009-04-17 | 2012-10-11 | スネクマ | シャフト間軸受を備えた2体型ガスタービンエンジン |
Also Published As
Publication number | Publication date |
---|---|
EP1653045A3 (en) | 2009-11-04 |
EP1653045B1 (en) | 2014-12-10 |
EP1653045A2 (en) | 2006-05-03 |
CN1766293A (zh) | 2006-05-03 |
CN100529359C (zh) | 2009-08-19 |
US7409819B2 (en) | 2008-08-12 |
US20060090448A1 (en) | 2006-05-04 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP2006125385A (ja) | ガスタービンエンジン及びそれを組立てる方法 | |
JP4693551B2 (ja) | 二重反転タービンエンジン及びその組立方法 | |
JP4860963B2 (ja) | 二重反転タービンエンジン及びそれを組立てる方法 | |
US7694505B2 (en) | Gas turbine engine assembly and method of assembling same | |
US7513103B2 (en) | Gas turbine engine assembly and methods of assembling same | |
US7726113B2 (en) | Gas turbine engine assembly and methods of assembling same | |
US7603844B2 (en) | Gas turbine engine assembly and methods of assembling same | |
US7290386B2 (en) | Counter-rotating gas turbine engine and method of assembling same | |
JP6367897B2 (ja) | 動力ギヤボックスのピンの配置 | |
US20060093464A1 (en) | Counter-rotating gas turbine engine and method of assembling same | |
US7458773B2 (en) | Turbomachine with contrarotating fans | |
EP2959177B1 (en) | Rolling element bearing configured with a gutter and one or more fluid passages | |
US20060093468A1 (en) | Counter-rotating gas turbine engine and method of assembling same | |
JP2017133689A (ja) | ギアボックス遊星スクイーズフィルムダンパ | |
JP2006125394A (ja) | 逆回転タービンエンジンおよびそれを組み立てる方法 | |
EP1340902A3 (en) | Gas turbine with frame supporting counter rotating low pressure turbine rotors | |
JP2017150484A (ja) | センタリングバネ及びスクイーズフィルムダンパーを備えたコア・ディファレンシャル軸受 | |
JP2017133690A (ja) | ギアボックス遊星減衰ばねダンパ | |
JP2017133691A (ja) | ギアボックス遊星スクイーズフィルムダンパ | |
US11118506B2 (en) | Gear assembly for a turbo machine | |
JP2017150480A (ja) | ガスタービンエンジン用サンプハウジング | |
US10247020B2 (en) | Fluid collection gutter for a geared turbine engine | |
GB2613076A (en) | Electric machine within a turbine engine |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20080821 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20100831 |
|
A601 | Written request for extension of time |
Free format text: JAPANESE INTERMEDIATE CODE: A601 Effective date: 20101129 |
|
RD02 | Notification of acceptance of power of attorney |
Free format text: JAPANESE INTERMEDIATE CODE: A7422 Effective date: 20101129 |
|
RD04 | Notification of resignation of power of attorney |
Free format text: JAPANESE INTERMEDIATE CODE: A7424 Effective date: 20101129 |
|
A602 | Written permission of extension of time |
Free format text: JAPANESE INTERMEDIATE CODE: A602 Effective date: 20101202 |
|
A521 | Written amendment |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20110225 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20110329 |
|
A601 | Written request for extension of time |
Free format text: JAPANESE INTERMEDIATE CODE: A601 Effective date: 20110623 |
|
A602 | Written permission of extension of time |
Free format text: JAPANESE INTERMEDIATE CODE: A602 Effective date: 20110628 |
|
A521 | Written amendment |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20110928 |
|
A02 | Decision of refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A02 Effective date: 20120117 |