FR2114693A5 - - Google Patents

Info

Publication number
FR2114693A5
FR2114693A5 FR7140763A FR7140763A FR2114693A5 FR 2114693 A5 FR2114693 A5 FR 2114693A5 FR 7140763 A FR7140763 A FR 7140763A FR 7140763 A FR7140763 A FR 7140763A FR 2114693 A5 FR2114693 A5 FR 2114693A5
Authority
FR
France
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.)
Expired
Application number
FR7140763A
Other languages
French (fr)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Pratt and Whitney Canada Corp
Original Assignee
United Aircraft of Canada Ltd
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 United Aircraft of Canada Ltd filed Critical United Aircraft of Canada Ltd
Application granted granted Critical
Publication of FR2114693A5 publication Critical patent/FR2114693A5/fr
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/26—Rotors specially for elastic fluids
    • F04D29/32—Rotors specially for elastic fluids for axial flow pumps
    • F04D29/321—Rotors specially for elastic fluids for axial flow pumps for axial flow compressors
    • F04D29/324—Blades
    • 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
    • F01D5/12—Blades
    • F01D5/14—Form or construction
    • F01D5/141—Shape, i.e. outer, aerodynamic form
    • 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
    • F01D5/12—Blades
    • F01D5/14—Form or construction
    • F01D5/147—Construction, i.e. structural features, e.g. of weight-saving hollow blades
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D21/00—Pump involving supersonic speed of pumped fluids
    • 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
    • F01D21/00—Shutting-down of machines or engines, e.g. in emergency; Regulating, controlling, or safety means not otherwise provided for
    • F01D21/04—Shutting-down of machines or engines, e.g. in emergency; Regulating, controlling, or safety means not otherwise provided for responsive to undesired position of rotor relative to stator or to breaking-off of a part of the rotor, e.g. indicating such position
    • F01D21/045—Shutting-down of machines or engines, e.g. in emergency; Regulating, controlling, or safety means not otherwise provided for responsive to undesired position of rotor relative to stator or to breaking-off of a part of the rotor, e.g. indicating such position special arrangements in stators or in rotors dealing with breaking-off of part of rotor
    • 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
    • F05D2250/00—Geometry
    • F05D2250/70—Shape
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T50/00—Aeronautics or air transport
    • Y02T50/60—Efficient propulsion technologies, e.g. for aircraft

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Architecture (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
FR7140763A 1970-11-16 1971-11-15 Expired FR2114693A5 (OSRAM)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US8964070A 1970-11-16 1970-11-16

Publications (1)

Publication Number Publication Date
FR2114693A5 true FR2114693A5 (OSRAM) 1972-06-30

Family

ID=22218769

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7140763A Expired FR2114693A5 (OSRAM) 1970-11-16 1971-11-15

Country Status (3)

Country Link
US (1) US3706512A (OSRAM)
FR (1) FR2114693A5 (OSRAM)
GB (1) GB1366924A (OSRAM)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2616486A1 (fr) * 1987-06-10 1988-12-16 Snecma Procede de fabrication d'une aube mobile de compresseur a talons intermediaires rapportes
FR3081913A1 (fr) * 2018-06-04 2019-12-06 Safran Aircraft Engines Aube de turbomachine comportant une ailette anti-tourbillons
EP3617527A1 (fr) * 2018-08-31 2020-03-04 Safran Aero Boosters SA Aube a protubérance pour compresseur de turbomachine
FR3087828A1 (fr) * 2018-10-26 2020-05-01 Safran Helicopter Engines Aubage mobile de turbomachine

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19913269A1 (de) * 1999-03-24 2000-09-28 Asea Brown Boveri Turbinenschaufel
DE19957718C1 (de) * 1999-11-30 2001-06-13 Mtu Muenchen Gmbh Schaufel mit optimiertem Schwingungsverhalten
GB2373548B (en) * 2001-03-21 2004-06-09 Rolls Royce Plc Gas turbine engine aerofoils
ITTO20011075A1 (it) * 2001-11-16 2003-05-16 Fiatavio Spa Organo a palette, in particolare per una turbina assiale di un motoreaeronautico.
US7270519B2 (en) * 2002-11-12 2007-09-18 General Electric Company Methods and apparatus for reducing flow across compressor airfoil tips
US6779979B1 (en) * 2003-04-23 2004-08-24 General Electric Company Methods and apparatus for structurally supporting airfoil tips
US6905309B2 (en) * 2003-08-28 2005-06-14 General Electric Company Methods and apparatus for reducing vibrations induced to compressor airfoils
FR2867506A1 (fr) * 2004-03-11 2005-09-16 Snecma Moteurs Aube de redresseur nervuree
ITMI20060340A1 (it) * 2006-02-27 2007-08-28 Nuovo Pignone Spa Pala di un rotore di un secondo stadio di un compressore
EP2725195B1 (en) 2012-10-26 2019-09-25 Rolls-Royce plc Turbine blade and corresponding rotor stage
US9845683B2 (en) * 2013-01-08 2017-12-19 United Technology Corporation Gas turbine engine rotor blade
ITCO20130024A1 (it) * 2013-06-13 2014-12-14 Nuovo Pignone Srl Giranti di compressore
FR3022295B1 (fr) * 2014-06-17 2019-07-05 Safran Aircraft Engines Aube de turbomachine comportant une ailette anti-tourbillons
US10443390B2 (en) 2014-08-27 2019-10-15 Pratt & Whitney Canada Corp. Rotary airfoil
CA2980341C (en) 2015-04-08 2021-11-30 Horton, Inc. Fan blade surface features
CN110637151B (zh) * 2017-10-31 2021-09-07 三菱重工发动机和增压器株式会社 涡轮动叶片、涡轮增压器以及涡轮动叶片的制造方法
US10605087B2 (en) * 2017-12-14 2020-03-31 United Technologies Corporation CMC component with flowpath surface ribs
IT202100002240A1 (it) * 2021-02-02 2022-08-02 Gen Electric Motore a turbine con palette a flusso trasversale ridotto

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA606617A (en) * 1960-10-11 M. Ganger Karl Ventilating fan with reversible motor
US2965180A (en) * 1954-12-20 1960-12-20 American Radiator & Standard Propeller fan wheel
US3012709A (en) * 1955-05-18 1961-12-12 Daimler Benz Ag Blade for axial compressors
GB840543A (en) * 1956-01-16 1960-07-06 Vickers Electrical Co Ltd Improvements in turbine blading

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2616486A1 (fr) * 1987-06-10 1988-12-16 Snecma Procede de fabrication d'une aube mobile de compresseur a talons intermediaires rapportes
FR3081913A1 (fr) * 2018-06-04 2019-12-06 Safran Aircraft Engines Aube de turbomachine comportant une ailette anti-tourbillons
EP3617527A1 (fr) * 2018-08-31 2020-03-04 Safran Aero Boosters SA Aube a protubérance pour compresseur de turbomachine
US11203935B2 (en) * 2018-08-31 2021-12-21 Safran Aero Boosters Sa Blade with protuberance for turbomachine compressor
FR3087828A1 (fr) * 2018-10-26 2020-05-01 Safran Helicopter Engines Aubage mobile de turbomachine

Also Published As

Publication number Publication date
US3706512A (en) 1972-12-19
GB1366924A (en) 1974-09-18

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Legal Events

Date Code Title Description
ST Notification of lapse