JPS6333018B2 - - Google Patents
Info
- Publication number
- JPS6333018B2 JPS6333018B2 JP53112850A JP11285078A JPS6333018B2 JP S6333018 B2 JPS6333018 B2 JP S6333018B2 JP 53112850 A JP53112850 A JP 53112850A JP 11285078 A JP11285078 A JP 11285078A JP S6333018 B2 JPS6333018 B2 JP S6333018B2
- Authority
- JP
- Japan
- Prior art keywords
- spring
- pivot
- arm
- lever arm
- vibration
- 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
Links
- 230000004044 response Effects 0.000 claims description 41
- 230000005540 biological transmission Effects 0.000 claims description 39
- 230000000694 effects Effects 0.000 claims description 26
- 230000033001 locomotion Effects 0.000 claims description 19
- 230000008878 coupling Effects 0.000 claims description 13
- 238000010168 coupling process Methods 0.000 claims description 13
- 238000005859 coupling reaction Methods 0.000 claims description 13
- 230000006835 compression Effects 0.000 claims description 7
- 238000007906 compression Methods 0.000 claims description 7
- 230000003534 oscillatory effect Effects 0.000 claims 4
- 230000008602 contraction Effects 0.000 claims 3
- 238000013459 approach Methods 0.000 claims 1
- 238000002955 isolation Methods 0.000 description 21
- 238000010586 diagram Methods 0.000 description 10
- 230000000712 assembly Effects 0.000 description 9
- 238000000429 assembly Methods 0.000 description 9
- 238000006073 displacement reaction Methods 0.000 description 8
- 230000010355 oscillation Effects 0.000 description 7
- 239000013598 vector Substances 0.000 description 6
- 230000003068 static effect Effects 0.000 description 5
- 230000008859 change Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000001154 acute effect Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
Classifications
-
- 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
- F16F7/00—Vibration-dampers; Shock-absorbers
- F16F7/10—Vibration-dampers; Shock-absorbers using inertia effect
-
- 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
- B64C27/001—Vibration damping devices
- B64C2027/002—Vibration damping devices mounted between the rotor drive and the fuselage
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C27/00—Rotorcraft; Rotors peculiar thereto
- B64C27/001—Vibration damping devices
- B64C2027/005—Vibration damping devices using suspended masses
-
- 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
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T74/00—Machine element or mechanism
- Y10T74/21—Elements
- Y10T74/2121—Flywheel, motion smoothing-type
- Y10T74/213—Damping by increasing frictional force
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Aviation & Aerospace Engineering (AREA)
- Vibration Prevention Devices (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/832,966 US4140028A (en) | 1977-09-13 | 1977-09-13 | Vibration isolation system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5453498A JPS5453498A (en) | 1979-04-26 |
| JPS6333018B2 true JPS6333018B2 (US06272168-20010807-M00014.png) | 1988-07-04 |
Family
ID=25263061
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11285078A Granted JPS5453498A (en) | 1977-09-13 | 1978-09-13 | Device for connecting main body with vibrating body |
Country Status (7)
Families Citing this family (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4365771A (en) * | 1979-02-26 | 1982-12-28 | Textron, Inc. | Inplane nodalization system |
| FR2474996A1 (fr) * | 1980-02-05 | 1981-08-07 | Aerospatiale | Dispositif de suspension antiresonnante pour helicoptere |
| US4420134A (en) * | 1980-10-27 | 1983-12-13 | Kaman Aerospace Corporation | Vibration isolator with crank driven inertia bar |
| US4405101A (en) * | 1980-10-29 | 1983-09-20 | United Technologies Corp. | Vibration isolation system |
| FR2499505A1 (fr) * | 1981-02-09 | 1982-08-13 | Aerospatiale | Dispositif simplifie de suspension antiresonnante pour helicoptere |
| FR2503663A1 (fr) * | 1981-04-10 | 1982-10-15 | Aerospatiale | Dispositif de suspension antivibratoire pour helicoptere |
| JPS58156417A (ja) * | 1982-03-10 | 1983-09-17 | Nissan Motor Co Ltd | マウント構造 |
| US5647726A (en) * | 1996-02-15 | 1997-07-15 | Bell Helicopter Textron Inc. | Rotor system vibration absorber |
| US5947453A (en) * | 1996-12-18 | 1999-09-07 | Sikorsky Aircraft Corporation | Spring-mass vibration absorber |
| US5924532A (en) * | 1997-06-19 | 1999-07-20 | Applied Power, Inc. | Temperature compensated passive vibration absorber |
| FR2939409B1 (fr) | 2008-12-08 | 2011-02-11 | Airbus France | Systeme de fixation entre deux composants tels qu'un moteur d'aeronef et son mat d'accrochage |
| US9061767B2 (en) * | 2009-11-20 | 2015-06-23 | La Nacion, Ministerio De Defensa | Vibrations reduction device in the chairs of helicopter pilots |
| US8534594B2 (en) | 2011-04-11 | 2013-09-17 | Gulfstream Aerospace Corporation | Vibration isolation system using electrical cables as mass |
| US8732927B2 (en) | 2011-09-20 | 2014-05-27 | General Electric Company | Method for adjusting torsional frequency of a power train |
| US20140209735A1 (en) * | 2013-01-29 | 2014-07-31 | Peter L. Corey | Rotary wing platform containment structure for vertical surface transfer |
| CN103244596B (zh) * | 2013-05-03 | 2015-09-23 | 东北大学 | 模块化参数可调动力减振器及其参数给定方法 |
| FR3010386B1 (fr) * | 2013-09-06 | 2017-01-06 | Eurocopter France | Dispositif de suspension antivibratoire d'un element mecanique et aeronef |
| RU2600966C1 (ru) * | 2015-08-04 | 2016-10-27 | Валерий Туркубеевич Пчентлешев | Винтокрылый летательный аппарат |
| WO2018067028A1 (ru) * | 2016-10-06 | 2018-04-12 | Валерий Туркубеевич ПЧЕНТЛЕШЕВ | Винтокрылый летательный аппарат |
| CN109765022B (zh) * | 2019-01-16 | 2024-04-16 | 南京航空航天大学 | 一种直升机主减速器隔振系统试验装置 |
| US11584521B2 (en) * | 2019-09-26 | 2023-02-21 | Textron Innovations Inc. | Pylon restraint system |
Family Cites Families (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1486763A (en) * | 1922-10-23 | 1924-03-11 | Joubert Lucien | Suspension device for automobiles or other vehicles |
| GB381174A (en) * | 1929-07-30 | 1932-09-23 | Georg Heinrich Schieferstein | Device for balancing the action of forces and inertia |
| US2744749A (en) * | 1952-06-11 | 1956-05-08 | Ludwik F Fiedor | Vehicle suspension mechanism |
| US2833552A (en) * | 1955-09-26 | 1958-05-06 | Gen Motors Corp | Dynamic vibration damper |
| GB890374A (en) * | 1959-06-26 | 1962-02-28 | William Smeaton Russell | Improvements to resilient mountings for instruments |
| US3322379A (en) * | 1964-11-03 | 1967-05-30 | Kaman Aircraft Corp | Dynamic antiresonant vibration isolator |
| CA781817A (en) * | 1965-08-25 | 1968-04-02 | Kaman Aircraft Corporation | Dynamic antiresonant vibration isolator |
| US3445080A (en) * | 1967-05-26 | 1969-05-20 | Kaman Corp | Dynamic antiresonant vibration isolator |
| US3552694A (en) * | 1969-03-18 | 1971-01-05 | Kaman Corp | Three-dimensional vibration isolator |
| US3698663A (en) * | 1970-12-07 | 1972-10-17 | Textron Inc | Rotary wing pylon mounting system |
| US3845917A (en) * | 1971-10-18 | 1974-11-05 | Textron Inc | Helicopter vibration isolation |
| BE790113A (fr) * | 1971-10-18 | 1973-04-13 | Textron Inc | Dispositif isolateur a l'egard des vibrations dans un helicoptere |
| US3857534A (en) * | 1972-02-04 | 1974-12-31 | Textron Inc | Multi-frequency helicopter vibration isolation |
| GB1465266A (en) * | 1973-04-26 | 1977-02-23 | Westland Aircraft Ltd | Rotors for rotary wing aircraft |
| FR2232481B1 (US06272168-20010807-M00014.png) * | 1973-06-08 | 1976-05-07 | Aerospatiale | |
| US3858831A (en) * | 1973-12-26 | 1975-01-07 | Textron Inc | Nodal beam inertial flexure |
| US4088042A (en) * | 1976-09-07 | 1978-05-09 | The Boeing Company | Vibration isolation system |
-
1977
- 1977-09-13 US US05/832,966 patent/US4140028A/en not_active Expired - Lifetime
-
1978
- 1978-09-06 CA CA310,748A patent/CA1082235A/en not_active Expired
- 1978-09-12 DE DE19782839642 patent/DE2839642A1/de active Granted
- 1978-09-12 DE DE2858292A patent/DE2858292C2/de not_active Expired - Fee Related
- 1978-09-13 GB GB7836592A patent/GB2004976B/en not_active Expired
- 1978-09-13 IT IT27613/78A patent/IT1098597B/it active
- 1978-09-13 JP JP11285078A patent/JPS5453498A/ja active Granted
- 1978-09-13 FR FR7826242A patent/FR2402808A1/fr active Granted
- 1978-09-13 GB GB7917305A patent/GB2020781B/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB2004976B (en) | 1982-05-19 |
| CA1082235A (en) | 1980-07-22 |
| GB2004976A (en) | 1979-04-11 |
| JPS5453498A (en) | 1979-04-26 |
| GB2020781A (en) | 1979-11-21 |
| GB2020781B (en) | 1982-05-19 |
| DE2839642A1 (de) | 1979-03-22 |
| DE2858292C2 (US06272168-20010807-M00014.png) | 1990-04-26 |
| IT7827613A0 (it) | 1978-09-13 |
| DE2839642C2 (US06272168-20010807-M00014.png) | 1987-02-05 |
| FR2402808B1 (US06272168-20010807-M00014.png) | 1983-02-18 |
| IT1098597B (it) | 1985-09-07 |
| FR2402808A1 (fr) | 1979-04-06 |
| US4140028A (en) | 1979-02-20 |
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