NO155159C - Skovl, rotorskive og rotorskive-skovlenhet. - Google Patents

Skovl, rotorskive og rotorskive-skovlenhet.

Info

Publication number: NO155159C
Authority: NO; Norway
Prior art keywords: rotor disc; bowl; body unit; disc body; rotor
Prior art date: 1977-12-27

Application number

NO784349A

Other languages

English (en)

Norwegian (no)

Other versions

NO784349L (no

NO155159B (no

Inventor

Salvatore Alfred Leonardi

Original Assignee

United Technologies Corp

Priority date (The priority date 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 date listed.)

1977-12-27

Filing date

1978-12-22

Publication date

1987-02-18

1978-12-22 Application filed by United Technologies Corp filed Critical United Technologies Corp

1979-06-28 Publication of NO784349L publication Critical patent/NO784349L/no

1986-11-10 Publication of NO155159B publication Critical patent/NO155159B/no

1987-02-18 Publication of NO155159C publication Critical patent/NO155159C/no

Classifications

- 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
- F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
- F01D5/30—Fixing blades to rotors; Blade roots ; Blade spacers
- F01D5/32—Locking, e.g. by final locking blades or keys
- 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
- F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
- F01D5/30—Fixing blades to rotors; Blade roots ; Blade spacers
- F01D5/3007—Fixing blades to rotors; Blade roots ; Blade spacers of axial insertion type
- F01D5/3015—Fixing blades to rotors; Blade roots ; Blade spacers of axial insertion type with side plates
- 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
- F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
- F01D5/30—Fixing blades to rotors; Blade roots ; Blade spacers
- F01D5/3007—Fixing blades to rotors; Blade roots ; Blade spacers of axial insertion type

Landscapes

Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
General Engineering & Computer Science (AREA)
Turbine Rotor Nozzle Sealing (AREA)
Massaging Devices (AREA)
Toys (AREA)
Structures Of Non-Positive Displacement Pumps (AREA)

NO784349A 1977-12-27 1978-12-22 Skovl, rotorskive og rotorskive-skovlenhet. NO155159C (no)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US05/864,948 US4191509A (en)	1977-12-27	1977-12-27	Rotor blade attachment

Publications (3)

Publication Number	Publication Date
NO784349L NO784349L (no)	1979-06-28
NO155159B NO155159B (no)	1986-11-10
NO155159C true NO155159C (no)	1987-02-18

Family

ID=25344390

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NO784349A NO155159C (no)	1977-12-27	1978-12-22	Skovl, rotorskive og rotorskive-skovlenhet.

Country Status (19)

Country	Link
US (1)	US4191509A (da)
JP (1)	JPS5496618A (da)
KR (1)	KR820000756B1 (da)
AU (1)	AU520295B2 (da)
BE (1)	BE873014A (da)
BR (1)	BR7808517A (da)
CA (1)	CA1112184A (da)
CH (1)	CH640916A5 (da)
DE (1)	DE2853856C2 (da)
DK (1)	DK581078A (da)
FR (1)	FR2413541B1 (da)
GB (1)	GB2011552B (da)
IL (2)	IL56125A (da)
IN (1)	IN149724B (da)
IT (1)	IT1101094B (da)
NO (1)	NO155159C (da)
PL (1)	PL123377B1 (da)
SE (1)	SE443184B (da)
YU (1)	YU39689B (da)

Families Citing this family (48)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4477222A (en) *	1982-09-30	1984-10-16	The United States Of America As Represented By The Secretary Of The Air Force	Mounting construction for turbine vane assembly
US4692976A (en) *	1985-07-30	1987-09-15	Westinghouse Electric Corp.	Method of making scalable side entry turbine blade roots
JPS63501372A (ja) *	1985-07-30	1988-05-26	ウエスチングハウス・エレクトリック・コ−ポレ−ション	スケールモデルにより設計可能なサイドエントリー型タービン翼の形状決定方法
US4824328A (en) *	1987-05-22	1989-04-25	Westinghouse Electric Corp.	Turbine blade attachment
GB2238581B (en) *	1989-11-30	1994-01-12	Rolls Royce Plc	Improved attachment of a gas turbine engine blade to a turbine rotor disc
US5100292A (en) *	1990-03-19	1992-03-31	General Electric Company	Gas turbine engine blade
US5152669A (en) *	1990-06-26	1992-10-06	Westinghouse Electric Corp.	Turbomachine blade fastening
US5141401A (en) *	1990-09-27	1992-08-25	General Electric Company	Stress-relieved rotor blade attachment slot
US5147180A (en) *	1991-03-21	1992-09-15	Westinghouse Electric Corp.	Optimized blade root profile for steam turbine blades
US5176500A (en) *	1992-03-24	1993-01-05	Westinghouse Electric Corp.	Two-lug side-entry turbine blade attachment
DE4432999C2 (de) *	1994-09-16	1998-07-30	Mtu Muenchen Gmbh	Laufrad einer Turbomaschine, insbesondere einer axial durchströmten Turbine eines Gasturbinentriebwerks
DE4435268A1 (de) *	1994-10-01	1996-04-04	Abb Management Ag	Beschaufelter Rotor einer Turbomaschine
US5494408A (en) *	1994-10-12	1996-02-27	General Electric Co.	Bucket to wheel dovetail design for turbine rotors
DE4436727A1 (de) *	1994-10-14	1996-04-18	Abb Management Ag	Trommelrotor für eine axial durchströmte Turbomaschine
US5531569A (en) *	1994-12-08	1996-07-02	General Electric Company	Bucket to wheel dovetail design for turbine rotors
DE19516694C2 (de) *	1995-05-06	2001-06-28	Mtu Aero Engines Gmbh	Einrichtung zur Fixierung von Laufschaufeln am Laufrad, insbesondere einer Turbine eines Gasturbinentriebwerks
DE19603388C1 (de) *	1996-01-31	1997-07-24	Mtu Muenchen Gmbh	Einrichtung zur Fixierung der Laufschaufeln am Laufrad, insbesondere einer Turbine eines Gasturbinentriebwerks, durch Nietung
DE19619316C2 (de) *	1996-05-14	2002-07-18	Voith Siemens Hydro Power	Laufrad für eine Freistrahlturbine
DE59705094D1 (de) *	1996-06-21	2001-11-29	Siemens Ag	Rotor für eine turbomaschine mit in nuten anbringbaren schaufeln sowie schaufel für einen rotor
AUPO729997A0 (en) *	1997-06-11	1997-07-03	Cleland, Glen Irving	Engine disabling apparatus
DE19728085A1 (de) *	1997-07-02	1999-01-07	Asea Brown Boveri	Fügeverbindung zwischen zwei Fügepartnern sowie deren Verwendung
US6033185A (en) *	1998-09-28	2000-03-07	General Electric Company	Stress relieved dovetail
GB2345943B (en) *	1998-12-04	2003-07-09	Glenn Bruce Sinclair	Precision crowning of blade attachments in gas turbines
US6139277A (en) *	1998-12-22	2000-10-31	Air Concepts, Inc.	Motorized fan
US6592330B2 (en) *	2001-08-30	2003-07-15	General Electric Company	Method and apparatus for non-parallel turbine dovetail-faces
US6773234B2 (en)	2002-10-18	2004-08-10	General Electric Company	Methods and apparatus for facilitating preventing failure of gas turbine engine blades
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
EP1584792A1 (de) *	2004-04-08	2005-10-12	Siemens Aktiengesellschaft	Schaufelbefestigung für einen Verdichter oder eine Turbine
DE102004051116A1 (de) *	2004-10-20	2006-04-27	Mtu Aero Engines Gmbh	Rotor einer Turbomaschine, insbesondere Gasturbinenrotor
US7261518B2 (en) *	2005-03-24	2007-08-28	Siemens Demag Delaval Turbomachinery, Inc.	Locking arrangement for radial entry turbine blades
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
US7156612B2 (en) *	2005-04-05	2007-01-02	Pratt & Whitney Canada Corp.	Spigot arrangement for a split impeller
US7387494B2 (en) *	2005-04-28	2008-06-17	General Electric Company	Finger dovetail attachment between a turbine rotor wheel and bucket for stress reduction
US7690896B2 (en) *	2005-05-27	2010-04-06	United Technologies Corporation	Gas turbine disk slots and gas turbine engine using same
CN101438029B (zh) *	2006-05-12	2012-05-30	通用电气公司	用于减少叶片/盘应力的叶片/盘燕尾背切
US8038404B2 (en) *	2007-07-16	2011-10-18	Nuovo Pignone Holdings, S.P.A.	Steam turbine and rotating blade
US8047797B2 (en) *	2007-07-16	2011-11-01	Nuovo Pignone Holdings, S.P.A.	Steam turbine and rotating blade
US8047796B2 (en) *	2007-11-16	2011-11-01	General Electric Company	Dovetail attachment for use with turbine assemblies and methods of assembling turbine assemblies
EP2546465A1 (en) *	2011-07-14	2013-01-16	Siemens Aktiengesellschaft	Blade root, corresponding blade, rotor disc, and turbomachine assembly
US9359905B2 (en)	2012-02-27	2016-06-07	Solar Turbines Incorporated	Turbine engine rotor blade groove
US9546556B2 (en) *	2012-09-26	2017-01-17	United Technologies Corporation	Turbine blade root profile
GB201416505D0 (en) *	2014-09-18	2014-11-05	Rolls Royce Plc	Gas turbine engine
CN104832220A (zh) *	2014-12-31	2015-08-12	东方电气集团东方汽轮机有限公司	涡轮机动叶片的叶根及轮槽结构
EP3093441B1 (en) *	2015-05-12	2019-07-10	Ansaldo Energia Switzerland AG	Turbo engine rotor comprising a blade-shaft connection, and blade for said rotor
WO2016195689A1 (en) *	2015-06-04	2016-12-08	Siemens Energy, Inc.	Attachment system for turbine engine airfoil
CN109145335B (zh) *	2017-06-28	2023-05-30	中国航发贵阳发动机设计研究所	一种通过预旋转提高轮盘低循环疲劳寿命的方法
US20240426221A1 (en) *	2023-06-23	2024-12-26	Pratt & Whitney Canada Corp.	Turbine rotor dovetail structure with splines

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2429215A (en) *	1943-01-16	1947-10-21	Jarvis C Marble	Turbine blade
GB677142A (en) *	1949-08-24	1952-08-13	Power Jets Res & Dev Ltd	Improved mounting for turbine and like blades
DE950557C (de) *	1952-12-23	1956-10-11	Svenska Turbinfab Ab	Tannenbaum-Fuss fuer Laufschaufeln von Axial-Turbinen oder -Verdichtern
US3891351A (en) *	1974-03-25	1975-06-24	Theodore J Norbut	Turbine disc
US4029436A (en) *	1975-06-17	1977-06-14	United Technologies Corporation	Blade root feather seal

1977
- 1977-12-27 US US05/864,948 patent/US4191509A/en not_active Expired - Lifetime
1978
- 1978-12-05 IL IL56125A patent/IL56125A/xx unknown
- 1978-12-06 CA CA317,455A patent/CA1112184A/en not_active Expired
- 1978-12-08 PL PL1978211564A patent/PL123377B1/pl unknown
- 1978-12-13 DE DE2853856A patent/DE2853856C2/de not_active Expired
- 1978-12-14 AU AU42519/78A patent/AU520295B2/en not_active Expired
- 1978-12-15 YU YU2954/78A patent/YU39689B/xx unknown
- 1978-12-18 SE SE7812961A patent/SE443184B/sv not_active IP Right Cessation
- 1978-12-18 IN IN1351/CAL/78A patent/IN149724B/en unknown
- 1978-12-19 CH CH1286978A patent/CH640916A5/de not_active IP Right Cessation
- 1978-12-19 GB GB7849010A patent/GB2011552B/en not_active Expired
- 1978-12-22 IT IT31226/78A patent/IT1101094B/it active
- 1978-12-22 BE BE192511A patent/BE873014A/xx not_active IP Right Cessation
- 1978-12-22 NO NO784349A patent/NO155159C/no unknown
- 1978-12-22 DK DK581078A patent/DK581078A/da not_active Application Discontinuation
- 1978-12-25 JP JP16461378A patent/JPS5496618A/ja active Granted
- 1978-12-26 KR KR7803921A patent/KR820000756B1/ko active
- 1978-12-26 BR BR7808517A patent/BR7808517A/pt unknown
- 1978-12-27 FR FR7837057A patent/FR2413541B1/fr not_active Expired
1981
- 1981-05-08 IL IL62817A patent/IL62817A0/xx unknown

Also Published As

Publication number	Publication date
PL211564A1 (pl)	1979-07-30
BE873014A (fr)	1979-04-17
BR7808517A (pt)	1979-08-21
CH640916A5 (de)	1984-01-31
SE443184B (sv)	1986-02-17
DK581078A (da)	1979-06-28
FR2413541B1 (fr)	1986-04-18
AU4251978A (en)	1979-07-05
JPS6146644B2 (da)	1986-10-15
IL62817A0 (en)	1981-07-31
CA1112184A (en)	1981-11-10
DE2853856A1 (de)	1979-07-05
PL123377B1 (en)	1982-10-30
US4191509A (en)	1980-03-04
DE2853856C2 (de)	1987-04-02
IT1101094B (it)	1985-09-28
YU295478A (en)	1982-06-30
IN149724B (da)	1982-03-27
SE7812961L (sv)	1979-06-28
NO784349L (no)	1979-06-28
YU39689B (en)	1985-03-20
AU520295B2 (en)	1982-01-21
KR820000756B1 (ko)	1982-05-04
NO155159B (no)	1986-11-10
GB2011552A (en)	1979-07-11
FR2413541A1 (fr)	1979-07-27
GB2011552B (en)	1982-03-31
IT7831226A0 (it)	1978-12-22
JPS5496618A (en)	1979-07-31
IL56125A (en)	1982-02-28

Publication	Publication Date	Title
NO155159C (no)	1987-02-18	Skovl, rotorskive og rotorskive-skovlenhet.
NL7804395A (nl)	1978-11-21	Prothese.
IT7827830A0 (it)	1978-09-19	Manipolo dentistico.
NO146262B (no)	1982-05-24	Serveringsfat.
IT7821158A0 (it)	1978-03-13	Perno dentale.
NL7811747A (nl)	1979-06-12	Tand-implantaat.
BE871702A (fr)	1979-04-30	Isochromanes, isothiochromanes, 2-benzoxepines et 2-benzothiepines
NL7714414A (nl)	1978-07-06	Catheter.
NL7808011A (nl)	1979-01-30	Norbornaan- en norborneen-derivaten.
ES234069Y (es)	1978-08-16	Taco perfeccionado.
NL7808133A (nl)	1979-02-07	Roterende gaufreerinrichting.
NL7808443A (nl)	1979-02-21	Arylfosfonieten en arylthiofosfonieten.
NL7803725A (nl)	1978-10-13	4-alkylthio-2-trifluormethylalkaansulfonaniliden en derivaten daarvan.
NL7801927A (nl)	1978-08-29	Gesubstitueerde pyrrolochinoxalinonen en pyrrolobenzodiazepinonen.
NL180447C (nl)	1987-02-16	Stootkussen.
PT68572A (de)	1978-10-01	Zahn-und mundpflegemittel.
NL7705079A (nl)	1977-12-30	Weefselverbinding.
NO143928C (no)	1981-05-13	Kaffemaskin.
IT7824688A0 (it)	1978-06-19	Sedia adattabile.
ES239127Y (es)	1979-06-16	Taco perfeccionado.
IT7822744A0 (it)	1978-04-27	Audiometro.
IT7829195A0 (it)	1978-10-27	B-naftilfenileteri e b-tetraidronaftilfenileteri.
IT7819931A0 (it)	1978-02-02	Audiometro.
NL7809812A (nl)	1979-04-03	Schijvengeheugen.
NL7806405A (nl)	1979-06-07	Naald-hechtdraadcombinatie.