CA1029704A - Masselotte composite pour extremite de voilure mobile - Google Patents

Masselotte composite pour extremite de voilure mobile

Info

Publication number
CA1029704A
CA1029704A CA248,380A CA248380A CA1029704A CA 1029704 A CA1029704 A CA 1029704A CA 248380 A CA248380 A CA 248380A CA 1029704 A CA1029704 A CA 1029704A
Authority
CA
Canada
Prior art keywords
weight attachment
composite tip
tip weight
composite
attachment
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.)
Expired
Application number
CA248,380A
Other languages
English (en)
Inventor
Robert Zincone
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.)
RTX Corp
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.)
Filing date
Publication date
Application filed by United Technologies Corp filed Critical United Technologies Corp
Application granted granted Critical
Publication of CA1029704A publication Critical patent/CA1029704A/fr
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C27/00—Rotorcraft; Rotors peculiar thereto
    • B64C27/008—Rotors tracking or balancing devices

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Wind Motors (AREA)
CA248,380A 1975-06-25 1976-03-17 Masselotte composite pour extremite de voilure mobile Expired CA1029704A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/590,234 US3999888A (en) 1975-06-25 1975-06-25 Composite tip weight attachment

Publications (1)

Publication Number Publication Date
CA1029704A true CA1029704A (fr) 1978-04-18

Family

ID=24361408

Family Applications (1)

Application Number Title Priority Date Filing Date
CA248,380A Expired CA1029704A (fr) 1975-06-25 1976-03-17 Masselotte composite pour extremite de voilure mobile

Country Status (6)

Country Link
US (1) US3999888A (fr)
JP (1) JPS522999A (fr)
CA (1) CA1029704A (fr)
FR (1) FR2315433A1 (fr)
GB (1) GB1549263A (fr)
IT (1) IT1081218B (fr)

Families Citing this family (37)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4329119A (en) * 1977-08-02 1982-05-11 The Boeing Company Rotor blade internal damper
US4142837A (en) * 1977-11-11 1979-03-06 United Technologies Corporation Helicopter blade
US4150920A (en) * 1977-12-02 1979-04-24 The United States Of America As Represented By The Secretary Of The Army Rotor blade tipweight assembly
FR2507149A1 (fr) * 1981-06-05 1982-12-10 Onera (Off Nat Aerospatiale) Extremite de pale pour voilure tournante d'aeronef et voilure tournante pourvue de telles extremites de pale
IT1205404B (it) * 1983-05-05 1989-03-15 Agusta Aeronaut Costr Rotore per elicotteri
US4601639A (en) * 1984-03-19 1986-07-22 Bell Helicopter Textron Inc. Nodalized rotor
US5346367A (en) * 1984-12-21 1994-09-13 United Technologies Corporation Advanced composite rotor blade
FR2581708B1 (fr) * 1985-05-09 1989-04-28 Snecma Capotage pour bord d'attaque d'aube de soufflante de turboreacteur
DE3607305A1 (de) * 1986-03-06 1987-09-10 Messerschmitt Boelkow Blohm Einrichtung zur auswuchtung eines rotorblattes
US5145320A (en) * 1990-08-28 1992-09-08 The United States Of America As Represented By The Secretary Of The Navy Mass loaded composite rotor for vibro-acoustic application
US5304038A (en) * 1992-01-03 1994-04-19 Bird-Johnson Company Built-up marine propeller blade balancing
US5273398A (en) * 1992-12-01 1993-12-28 United Technologies Corporation Rotor blade balance weight assembly
US5501434A (en) * 1994-05-10 1996-03-26 Lord Corporation Hybrid fluid and elastomer damper
US5475622A (en) * 1994-08-31 1995-12-12 United Technologies Corp. Method and apparatus for balancing helicopter rotor blades
US5542820A (en) * 1994-12-23 1996-08-06 United Technologies Corporation Engineered ceramic components for the leading edge of a helicopter rotor blade
US5885059A (en) * 1996-12-23 1999-03-23 Sikorsky Aircraft Corporation Composite tip cap assembly for a helicopter main rotor blade
US6024325A (en) * 1997-01-09 2000-02-15 Cartercopters, Llc Rotor for rotary wing aircraft
US5908522A (en) * 1997-11-07 1999-06-01 Composite Technology, Inc. Supplemental leading edge wear strip for a rotor blade
FR2776264B1 (fr) * 1998-03-23 2000-06-02 Eurocopter France Pale a pas variable en materiau composite pour rotor d'helicoptere et procede de fabrication d'une telle pale
FR2781196B1 (fr) * 1998-07-17 2000-09-15 Eurocopter France Pale de rotor de giravion avec dispositif d'equilibrage statique et dynamique et procede d'equilibrage d'une pale
BR0211525A (pt) * 2001-08-02 2004-09-14 Bell Helicopter Textron Inc Montagem de retenção de peso de equilìbrio de lâmina de rotor principal de helicóptero
US7097427B2 (en) * 2002-08-02 2006-08-29 Bell Helicopter Textron Inc. Helicopter main rotor blade balance weight retention assembly
US7118343B2 (en) * 2004-05-17 2006-10-10 The Boeing Company Trailing edge adjustable weight system for helicopter main rotor blades
US7465146B2 (en) * 2005-12-05 2008-12-16 General Electric Company Methods and systems for turbine rotor balancing
JP5001358B2 (ja) * 2006-05-30 2012-08-15 アナリティカル デザイン サービス コーポレーション 垂直軸風力システム
FR2926535B1 (fr) 2008-01-23 2011-08-12 Eurocopter France Dispositif et procede d'equilibrage dynamique d'une pale
US8800145B2 (en) * 2008-12-30 2014-08-12 Sikorsky Aircraft Corporation Refurbishing method and system for a main rotor blade spar
US8672634B2 (en) 2010-08-30 2014-03-18 United Technologies Corporation Electroformed conforming rubstrip
US9403594B2 (en) * 2012-09-25 2016-08-02 The Boeing Company Adjustable payload enclosure for wing
US8955409B2 (en) 2012-10-12 2015-02-17 Hamilton Sundstrand Corporation Rotating assembly including a dynamic balancing system
US11299263B2 (en) 2016-12-07 2022-04-12 Textron Innovations Inc. Automatic, active blade tracking and balance system
US10981647B2 (en) * 2017-08-02 2021-04-20 Bell Helicopter Textron Inc. Rotor span-balance pocket
US10994835B2 (en) * 2017-09-28 2021-05-04 Textron Innovations Inc. Inertia weight assemblies for rotorcraft
EP3536947B1 (fr) * 2018-03-08 2023-07-12 Siemens Gamesa Renewable Energy A/S Couvercle de protection pour protéger un bord d'attaque d'une pale de turbine éolienne
US11891169B2 (en) * 2019-09-06 2024-02-06 Textron Innovations Inc. Insert for a blade of a rotary-wing aircraft
US11254424B2 (en) * 2019-09-30 2022-02-22 Textron Innovations Inc. Balance weight assemblies for rotor blades
US12006026B2 (en) 2020-07-10 2024-06-11 Haymatt, L.L.C. Sound-reducing rotor blade tracking wedge profile

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA481045A (fr) * 1952-02-12 General Motors Corporation Aile
US2460351A (en) * 1945-11-30 1949-02-01 Rheem Mfg Co Rotor blade
US2580363A (en) * 1947-10-23 1951-12-25 Bell Aircraft Corp Rotor blade construction
FR1085142A (fr) * 1953-06-19 1955-01-27 Sncase Perfectionnements aux surfaces aérodynamiques et plus particulièrement aux pales d'hélicoptères
US2941603A (en) * 1956-05-01 1960-06-21 Drago K Jovanovich Helicopter rotor blade
US3004607A (en) * 1956-05-15 1961-10-17 Bell Aerospace Corp Helicopter metal main rotor blade
US3103977A (en) * 1960-11-30 1963-09-17 Sud Aviation Aerodynamic surfaces, and particularly helicopter blades
US3169412A (en) * 1963-07-12 1965-02-16 Gen Electric Vibration damping means for gear pinion
DE1531362A1 (de) * 1967-07-15 1969-07-31 Messerschmitt Boelkow Blohm Trimmvorrichtung fuer Rotorblaetter
US3484174A (en) * 1968-04-08 1969-12-16 Kaman Corp Rotary wing system
US3813186A (en) * 1972-10-10 1974-05-28 Textron Inc Rotor blade shear reinforcement

Also Published As

Publication number Publication date
JPS522999A (en) 1977-01-11
GB1549263A (en) 1979-08-01
FR2315433A1 (fr) 1977-01-21
FR2315433B1 (fr) 1982-04-30
JPS6137159B2 (fr) 1986-08-22
IT1081218B (it) 1985-05-16
US3999888A (en) 1976-12-28

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