IT7920044A0 - Dispositivo per trattenere palette e particolarmente palette di macchine a turbina. - Google Patents

Dispositivo per trattenere palette e particolarmente palette di macchine a turbina.

Info

Publication number
IT7920044A0
IT7920044A0 IT7920044A IT2004479A IT7920044A0 IT 7920044 A0 IT7920044 A0 IT 7920044A0 IT 7920044 A IT7920044 A IT 7920044A IT 2004479 A IT2004479 A IT 2004479A IT 7920044 A0 IT7920044 A0 IT 7920044A0
Authority
IT
Italy
Prior art keywords
blades
hold
turbine machines
turbine
machines
Prior art date
Application number
IT7920044A
Other languages
English (en)
Other versions
IT1110643B (it
Original Assignee
Gen Electric
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.)
Filing date
Publication date
Application filed by Gen Electric filed Critical Gen Electric
Publication of IT7920044A0 publication Critical patent/IT7920044A0/it
Application granted granted Critical
Publication of IT1110643B publication Critical patent/IT1110643B/it

Links

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
    • F01D5/323—Locking of axial insertion type blades by means of a key or the like parallel to the axis of the rotor
IT20044/79A 1978-05-18 1979-02-09 Dispositivo per trattenere palette e particolarmente palette di macchine a turbina IT1110643B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/907,238 US4208170A (en) 1978-05-18 1978-05-18 Blade retainer

Publications (2)

Publication Number Publication Date
IT7920044A0 true IT7920044A0 (it) 1979-02-09
IT1110643B IT1110643B (it) 1985-12-23

Family

ID=25423750

Family Applications (1)

Application Number Title Priority Date Filing Date
IT20044/79A IT1110643B (it) 1978-05-18 1979-02-09 Dispositivo per trattenere palette e particolarmente palette di macchine a turbina

Country Status (7)

Country Link
US (1) US4208170A (it)
JP (1) JPS54150505A (it)
CA (1) CA1122128A (it)
DE (1) DE2906029A1 (it)
FR (1) FR2426151B1 (it)
GB (1) GB2021206B (it)
IT (1) IT1110643B (it)

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4265595A (en) * 1979-01-02 1981-05-05 General Electric Company Turbomachinery blade retaining assembly
FR2507679A1 (fr) * 1981-06-12 1982-12-17 Snecma Dispositif de verrouillage d'une aube de rotor de turbomachine
FR2508541B1 (fr) * 1981-06-25 1985-11-22 Snecma Dispositif d'amortissement d'aubes de turbomachines, notamment de soufflantes
FR2519072B1 (fr) * 1981-12-29 1986-05-30 Snecma Dispositif de retenue axiale et radiale d'aube de rotor de turboreacteur
FR2535794A1 (fr) * 1982-11-08 1984-05-11 Snecma Dispositif de retenue axiale et radiale d'aubes de soufflante
US5123813A (en) * 1991-03-01 1992-06-23 General Electric Company Apparatus for preloading an airfoil blade in a gas turbine engine
GB2262139A (en) * 1991-12-04 1993-06-09 Rolls Royce Plc Fan blade retainer
US5350279A (en) * 1993-07-02 1994-09-27 General Electric Company Gas turbine engine blade retainer sub-assembly
CZ20002685A3 (cs) 1999-12-20 2001-08-15 General Electric Company Zařízení pro uchycení lopatek otáčivého stroje a způsob jejich uchycení
FR2807096B1 (fr) * 2000-03-30 2002-05-31 Abb Alstom Power Nv Disque rotorique de turbine equipe d'ailettes a pied de sapin et procede de montage d'une ailette sur un disque
US6739837B2 (en) 2002-04-16 2004-05-25 United Technologies Corporation Bladed rotor with a tiered blade to hub interface
AU2003226999A1 (en) * 2002-05-24 2003-12-12 Abb Turbo Systems Ag Axial securing means for impeller blades
GB0216951D0 (en) 2002-07-20 2002-08-28 Rolls Royce Plc A fan blade assembly
GB2410531B (en) 2004-01-29 2006-03-01 Rolls Royce Plc Fan blade disk assembly
US8485785B2 (en) 2007-07-19 2013-07-16 Siemens Energy, Inc. Wear prevention spring for turbine blade
US8439635B2 (en) * 2009-05-11 2013-05-14 Rolls-Royce Corporation Apparatus and method for locking a composite component
US8485784B2 (en) * 2009-07-14 2013-07-16 General Electric Company Turbine bucket lockwire rotation prevention
US8176598B2 (en) * 2009-08-03 2012-05-15 General Electric Company Locking spacer assembly for a circumferential dovetail rotor blade attachment system
US8708656B2 (en) 2010-05-25 2014-04-29 Pratt & Whitney Canada Corp. Blade fixing design for protecting against low speed rotation induced wear
US8616850B2 (en) 2010-06-11 2013-12-31 United Technologies Corporation Gas turbine engine blade mounting arrangement
US8550776B2 (en) 2010-07-28 2013-10-08 General Electric Company Composite vane mounting
US8734101B2 (en) 2010-08-31 2014-05-27 General Electric Co. Composite vane mounting
US8956700B2 (en) 2011-10-19 2015-02-17 General Electric Company Method for adhering a coating to a substrate structure
CN103985407A (zh) 2013-02-07 2014-08-13 辉达公司 采用分段式页面配置的dram
US9341071B2 (en) * 2013-10-16 2016-05-17 General Electric Company Locking spacer assembly
WO2016022136A1 (en) 2014-08-08 2016-02-11 Siemens Energy, Inc. Interstage seal housing optimization system in a gas turbine engine
CN105903101A (zh) * 2016-06-30 2016-08-31 苗超 静脉注射针针头防护套
US11339674B2 (en) * 2018-08-14 2022-05-24 Rolls-Royce North American Technologies Inc. Blade retainer for gas turbine engine
CN114109903A (zh) * 2020-08-25 2022-03-01 通用电气公司 叶片燕尾榫和保持设备
KR102454379B1 (ko) * 2020-09-08 2022-10-14 두산에너빌리티 주식회사 로터 및 이를 포함하는 터보머신

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2786648A (en) * 1950-04-04 1957-03-26 United Aircraft Corp Blade locking device
US2847187A (en) * 1955-01-21 1958-08-12 United Aircraft Corp Blade locking means
US2928651A (en) * 1955-01-21 1960-03-15 United Aircraft Corp Blade locking means
US2828942A (en) * 1955-08-01 1958-04-01 Orenda Engines Ltd Rotor blade and rotor blade assembly
GB1067630A (en) * 1965-12-29 1967-05-03 Rolls Royce Bladed rotor for a fluid flow machine
US3479009A (en) * 1968-05-15 1969-11-18 Gen Electric Blade retainer
US3572970A (en) * 1969-01-23 1971-03-30 Gen Electric Turbomachinery blade spacer
US3598503A (en) * 1969-09-19 1971-08-10 United Aircraft Corp Blade lock
US3832094A (en) * 1973-03-23 1974-08-27 Int Basic Economy Corp Hydraulic pump
CH572155A5 (it) * 1974-05-27 1976-01-30 Bbc Sulzer Turbomaschinen
US3936234A (en) * 1975-02-10 1976-02-03 General Electric Company Device for locking turbomachinery blades
GB1491480A (en) * 1975-07-28 1977-11-09 Rolls Royce Fixing blades for fluid flow machines
DE2639200A1 (de) * 1976-08-31 1978-03-09 Volkswagenwerk Ag Laufrad fuer axialturbinen, insbesondere fuer gasturbinen

Also Published As

Publication number Publication date
IT1110643B (it) 1985-12-23
DE2906029C2 (it) 1987-11-26
JPS54150505A (en) 1979-11-26
FR2426151A1 (fr) 1979-12-14
CA1122128A (en) 1982-04-20
GB2021206A (en) 1979-11-28
JPS6139484B2 (it) 1986-09-04
FR2426151B1 (fr) 1985-09-20
DE2906029A1 (de) 1979-11-22
US4208170A (en) 1980-06-17
GB2021206B (en) 1982-03-31

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19980225