IT1065299B - Dispositivo ammortizzatore elastomero - Google Patents
Dispositivo ammortizzatore elastomeroInfo
- 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
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)
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)
| 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 |
| KR950704630A (ko) * | 1992-12-23 | 1995-11-20 | 스테펜 슈니버거 | 관형 엘라스토머 댐퍼(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 |
| ATE540220T1 (de) * | 2005-11-03 | 2012-01-15 | Vestas Wind Sys As | Windturbinenschaufel mit einem oder mehreren schwingungsdämpfern |
| 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 |
| US20170370233A1 (en) * | 2015-01-20 | 2017-12-28 | 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)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA545510A (en) * | 1957-08-27 | E. Anderson George | 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 |
-
1975
- 1975-12-24 DE DE2558709A patent/DE2558709C3/de not_active Expired
-
1976
- 1976-12-17 US US05/751,698 patent/US4097193A/en not_active Expired - Lifetime
- 1976-12-20 FR FR7638388A patent/FR2336299A1/fr active Granted
- 1976-12-20 IT IT30613/76A patent/IT1065299B/it active
- 1976-12-20 GB GB53189/76A patent/GB1571305A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE2558709B2 (de) | 1981-06-11 |
| GB1571305A (en) | 1980-07-16 |
| DE2558709C3 (de) | 1982-02-11 |
| FR2336299A1 (fr) | 1977-07-22 |
| FR2336299B1 (it) | 1982-09-24 |
| US4097193A (en) | 1978-06-27 |
| DE2558709A1 (de) | 1977-07-07 |
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