CA1142155A - Inplane nodalization system - Google Patents
Inplane nodalization systemInfo
- Publication number
- CA1142155A CA1142155A CA000346356A CA346356A CA1142155A CA 1142155 A CA1142155 A CA 1142155A CA 000346356 A CA000346356 A CA 000346356A CA 346356 A CA346356 A CA 346356A CA 1142155 A CA1142155 A CA 1142155A
- Authority
- CA
- Canada
- Prior art keywords
- transmission
- fuselage
- mount
- inertial
- isolators
- 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
- 230000005540 biological transmission Effects 0.000 claims abstract description 69
- 230000033001 locomotion Effects 0.000 claims description 10
- 238000013016 damping Methods 0.000 claims description 2
- 238000002955 isolation Methods 0.000 description 7
- 239000007788 liquid Substances 0.000 description 7
- 239000012530 fluid Substances 0.000 description 5
- 238000011068 loading method Methods 0.000 description 4
- 230000010355 oscillation Effects 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 2
- 229910052753 mercury Inorganic materials 0.000 description 2
- 230000002441 reversible effect Effects 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- 230000001629 suppression Effects 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000012255 powdered metal Substances 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Aviation & Aerospace Engineering (AREA)
- Vibration Prevention Devices (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US1522979A | 1979-02-26 | 1979-02-26 | |
| US15,229 | 1979-02-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1142155A true CA1142155A (en) | 1983-03-01 |
Family
ID=21770216
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA000346356A Expired CA1142155A (en) | 1979-02-26 | 1980-02-25 | Inplane nodalization system |
Country Status (12)
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19711845C2 (de) * | 1997-03-21 | 1999-01-14 | Eurocopter Deutschland | Mechanischer Schwingungstilger |
| US6328293B1 (en) * | 1998-09-18 | 2001-12-11 | Lord Corporation | Multi-linkage suspension system including outboard isolators |
| US8684340B2 (en) | 2010-02-16 | 2014-04-01 | Textron Innovations Inc. | Variable stiffness liquid inertia vibration eliminator |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2615657A (en) * | 1946-08-28 | 1952-10-28 | Bell Aircraft Corp | Helicopter engine-rotor support |
| US3698663A (en) * | 1970-12-07 | 1972-10-17 | Textron Inc | Rotary wing pylon mounting system |
| GB1380710A (en) * | 1970-12-29 | 1975-01-15 | Kawasaki Heavy Ind Ltd | Rotary wing aircraft |
| US3845917A (en) * | 1971-10-18 | 1974-11-05 | Textron Inc | Helicopter vibration isolation |
| US3857534A (en) * | 1972-02-04 | 1974-12-31 | Textron Inc | Multi-frequency helicopter vibration isolation |
| FR2232481B1 (enrdf_load_stackoverflow) * | 1973-06-08 | 1976-05-07 | Aerospatiale | |
| US3858831A (en) * | 1973-12-26 | 1975-01-07 | Textron Inc | Nodal beam inertial flexure |
| US3945628A (en) * | 1973-12-26 | 1976-03-23 | Textron Inc. | Nodal beam inertial flexure |
| US4088042A (en) * | 1976-09-07 | 1978-05-09 | The Boeing Company | Vibration isolation system |
| US4111386A (en) * | 1976-12-09 | 1978-09-05 | United Technologies Corporation | Helicopter rotor and transmission mounting and vibration isolation system |
-
1980
- 1980-02-22 DE DE19803006762 patent/DE3006762A1/de active Granted
- 1980-02-22 GB GB8005965A patent/GB2043573B/en not_active Expired
- 1980-02-24 IL IL59458A patent/IL59458A/xx not_active IP Right Cessation
- 1980-02-25 IT IT47998/80A patent/IT1126962B/it active
- 1980-02-25 AR AR280084A patent/AR226171A1/es active
- 1980-02-25 CA CA000346356A patent/CA1142155A/en not_active Expired
- 1980-02-25 AU AU55852/80A patent/AU534537B2/en not_active Ceased
- 1980-02-25 MX MX808667U patent/MX6586E/es unknown
- 1980-02-26 BR BR8001117A patent/BR8001117A/pt unknown
- 1980-02-26 ES ES488948A patent/ES488948A1/es not_active Expired
- 1980-02-26 FR FR8004158A patent/FR2449593A1/fr active Granted
- 1980-02-26 JP JP2235280A patent/JPS55156798A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| GB2043573A (en) | 1980-10-08 |
| IT1126962B (it) | 1986-05-21 |
| BR8001117A (pt) | 1980-10-29 |
| JPH0214240B2 (enrdf_load_stackoverflow) | 1990-04-06 |
| IL59458A (en) | 1984-11-30 |
| AR226171A1 (es) | 1982-06-15 |
| AU5585280A (en) | 1980-09-04 |
| JPS55156798A (en) | 1980-12-06 |
| FR2449593B1 (enrdf_load_stackoverflow) | 1983-07-18 |
| ES488948A1 (es) | 1980-09-16 |
| DE3006762A1 (de) | 1980-09-11 |
| FR2449593A1 (fr) | 1980-09-19 |
| GB2043573B (en) | 1983-03-23 |
| IT8047998A0 (it) | 1980-02-25 |
| MX6586E (es) | 1985-07-26 |
| DE3006762C2 (enrdf_load_stackoverflow) | 1988-10-13 |
| AU534537B2 (en) | 1984-02-02 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |