IT1065299B - Dispositivo ammortizzatore elastomero - Google Patents

Dispositivo ammortizzatore elastomero

Info

Publication number
IT1065299B
IT1065299B IT30613/76A IT3061376A IT1065299B IT 1065299 B IT1065299 B IT 1065299B IT 30613/76 A IT30613/76 A IT 30613/76A IT 3061376 A IT3061376 A IT 3061376A IT 1065299 B IT1065299 B IT 1065299B
Authority
IT
Italy
Prior art keywords
shock absorber
absorber device
elastomer shock
elastomer
shock
Prior art date
Application number
IT30613/76A
Other languages
English (en)
Original Assignee
Messerschmitt Boelkow Blohm
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 Messerschmitt Boelkow Blohm filed Critical Messerschmitt Boelkow Blohm
Application granted granted Critical
Publication of IT1065299B publication Critical patent/IT1065299B/it

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C27/00—Rotorcraft; Rotors peculiar thereto
    • B64C27/32—Rotors
    • B64C27/46—Blades
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C27/00—Rotorcraft; Rotors peculiar thereto
    • B64C27/001—Vibration damping devices
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C27/00—Rotorcraft; Rotors peculiar thereto
    • B64C27/51—Damping of blade movements
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
    • F16F9/30—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium with solid or semi-solid material, e.g. pasty masses, as damping medium
    • F16F9/306—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium with solid or semi-solid material, e.g. pasty masses, as damping medium of the constrained layer type, i.e. comprising one or more constrained viscoelastic layers
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S416/00—Fluid reaction surfaces, i.e. impellers
    • Y10S416/50—Vibration damping features

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Laminated Bodies (AREA)
  • Vibration Dampers (AREA)
  • Vibration Prevention Devices (AREA)
IT30613/76A 1975-12-24 1976-12-20 Dispositivo ammortizzatore elastomero IT1065299B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2558709A DE2558709C3 (de) 1975-12-24 1975-12-24 Elastomere Dämpfungseinrichtung

Publications (1)

Publication Number Publication Date
IT1065299B true IT1065299B (it) 1985-02-25

Family

ID=5965648

Family Applications (1)

Application Number Title Priority Date Filing Date
IT30613/76A IT1065299B (it) 1975-12-24 1976-12-20 Dispositivo ammortizzatore elastomero

Country Status (5)

Country Link
US (1) US4097193A (it)
DE (1) DE2558709C3 (it)
FR (1) FR2336299A1 (it)
GB (1) GB1571305A (it)
IT (1) IT1065299B (it)

Families Citing this family (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4828202A (en) * 1979-09-27 1989-05-09 The Boeing Company Method and apparatus for wideband vibration damping of reinforced skin structures
US4293053A (en) * 1979-12-18 1981-10-06 United Technologies Corporation Sound absorbing structure
DE3004451C2 (de) * 1980-02-07 1985-04-04 Messerschmitt-Bölkow-Blohm GmbH, 8000 München Elastomere Dämpfungseinrichtung
DE3148903C2 (de) * 1981-12-10 1985-05-02 Messerschmitt-Bölkow-Blohm GmbH, 8000 München Elastomere Dämpfungseinrichtung für ein Rotorblatt
US4425980A (en) 1981-12-14 1984-01-17 The Boeing Company Beam dampers for damping the vibrations of the skin of reinforced structures
FR2581708B1 (fr) * 1985-05-09 1989-04-28 Snecma Capotage pour bord d'attaque d'aube de soufflante de turboreacteur
FR2602739B1 (fr) * 1986-07-28 1988-11-18 Aerospatiale Pale en materiaux composites, a structure bilongeron et bicaisson, et a revetement stratifies a sandwich de nid d'abeilles, et son procede de fabrication
FR2608444B1 (fr) * 1986-12-22 1989-03-31 Rossignol Sa Raquette de tennis
FR2631667B1 (fr) * 1988-05-19 1993-09-03 Alsthom Materiau amortissant se presentant sous la forme d'une plaque a coller sur un support que l'on souhaite amortir ou a coller entre deux supports que l'on souhaite isoler l'un de l'autre
AT391088B (de) * 1988-05-26 1990-08-10 Head Sportgeraete Gmbh Ski mit daempfungslagen
US4895491A (en) * 1988-06-17 1990-01-23 Environmental Elements Corp. Fan blade protection system
US4954375A (en) * 1988-12-29 1990-09-04 Westinghouse Electric Corp. Vibration damping apparatus
US5108262A (en) * 1990-03-23 1992-04-28 The United States Of America As Represented By The Secretary Of The Navy High damping flexible propeller/impleller
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
US5269656A (en) * 1992-09-30 1993-12-14 The United States Of America As Represented By The Secretary Of The Navy High damping limp propeller
CA2149673C (en) * 1992-12-23 1998-08-18 Francis E. Byrnes Tubular elastomer damper
US5913659A (en) * 1993-11-22 1999-06-22 United Technologies Corporation Apparatus and method for adjusting rotor blade tracking
US5542820A (en) * 1994-12-23 1996-08-06 United Technologies Corporation Engineered ceramic components for the leading edge of a helicopter rotor blade
DE19620427C1 (de) * 1996-05-21 1997-06-12 Eurocopter Deutschland Rotorblattanschluß
ITMI991124A1 (it) * 1998-05-28 2000-11-21 Eurocopter Deutschland Pala per un rotore privo di supporto di un elicottero
CH695461A5 (de) * 2002-01-22 2006-05-31 Alstom Technology Ltd Verfahren zur Frequenzveränderung von Schaufeln für thermische Strömungsmaschinen.
US7360997B2 (en) * 2005-10-06 2008-04-22 General Electric Company Vibration damper coating
BRPI0520633A2 (pt) * 2005-11-03 2009-05-19 Vestas Wind Sys As pá de turbina eólica, turbina eólica, meio de amortecimento de oscilações para amortecimento de oscilações ou vibrações entre bordas de uma pá de turbina eólica, método de amortecimento de oscilações de uma pá de turbina eólica, e uso de um meio de amortecimento de oscilações em uma pá de turbina eólica
GB2438185A (en) * 2006-05-17 2007-11-21 Rolls Royce Plc An apparatus for preventing ice accretion
FR2921099B1 (fr) * 2007-09-13 2013-12-06 Snecma Dispositif d'amortissement pour aube en materiau composite
FR2943102B1 (fr) * 2009-03-12 2014-05-02 Snecma Aube en materiau composite comportant un dispositif d'amortissement.
US9234556B1 (en) 2014-08-29 2016-01-12 Aktiebolaget Skf Elastomer having tear reducing contoured edges
WO2016118409A1 (en) * 2015-01-20 2016-07-28 Sikorsky Aircraft Corporation Enhanced durability nickel abrasion strip
DE102015203868A1 (de) 2015-03-04 2016-09-08 Rolls-Royce Deutschland Ltd & Co Kg Fanschaufel für einen Flugantrieb
US10371097B2 (en) * 2016-07-07 2019-08-06 General Electric Company Non-Newtonian materials in aircraft engine airfoils
US10793254B2 (en) * 2016-12-12 2020-10-06 Textron Innovations Inc. Soft-in-plane proprotor systems
EP3712461A1 (de) * 2019-03-22 2020-09-23 GMT Gummi-Metall-Technik GmbH Federelement und brandhemmende deckschicht

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA545510A (en) * 1957-08-27 A. V. Roe Canada Limited Blade mounting
US1842178A (en) * 1930-02-15 1932-01-19 Westinghouse Electric & Mfg Co Propeller
GB452841A (en) * 1935-04-12 1936-08-31 Robert Rhodius Improvements in screw propellers for aircraft
US2426123A (en) * 1943-02-27 1947-08-19 United Aircraft Corp Helicopter blade
US2431184A (en) * 1943-09-23 1947-11-18 United Aireraft Corp Composite blade
US3357850A (en) * 1963-05-09 1967-12-12 Gen Electric Vibration damping turbomachinery blade
US3327812A (en) * 1965-10-14 1967-06-27 B J Lazan Damping means
US3814540A (en) * 1972-01-27 1974-06-04 B Schramm Helicopter rotor blade
US3796513A (en) * 1972-06-19 1974-03-12 Westinghouse Electric Corp High damping blades
US4006999A (en) * 1975-07-17 1977-02-08 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Leading edge protection for composite blades

Also Published As

Publication number Publication date
DE2558709C3 (de) 1982-02-11
GB1571305A (en) 1980-07-16
US4097193A (en) 1978-06-27
DE2558709A1 (de) 1977-07-07
FR2336299B1 (it) 1982-09-24
DE2558709B2 (de) 1981-06-11
FR2336299A1 (fr) 1977-07-22

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