CA1142155A - Systeme de positionnement nodal - Google Patents

Systeme de positionnement nodal

Info

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
Application number
CA000346356A
Other languages
English (en)
Inventor
Dennis R. Halwes
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.)
Textron Inc
Original Assignee
Textron Inc
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 Textron Inc filed Critical Textron Inc
Application granted granted Critical
Publication of CA1142155A publication Critical patent/CA1142155A/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
    • B64C27/001—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)
CA000346356A 1979-02-26 1980-02-25 Systeme de positionnement nodal Expired CA1142155A (fr)

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 (fr) 1983-03-01

Family

ID=21770216

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000346356A Expired CA1142155A (fr) 1979-02-26 1980-02-25 Systeme de positionnement nodal

Country Status (12)

Country Link
JP (1) JPS55156798A (fr)
AR (1) AR226171A1 (fr)
AU (1) AU534537B2 (fr)
BR (1) BR8001117A (fr)
CA (1) CA1142155A (fr)
DE (1) DE3006762A1 (fr)
ES (1) ES488948A1 (fr)
FR (1) FR2449593A1 (fr)
GB (1) GB2043573B (fr)
IL (1) IL59458A (fr)
IT (1) IT1126962B (fr)
MX (1) MX6586E (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
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
CA2789340C (fr) * 2010-02-16 2015-07-07 Bell Helicopter Textron Inc. Eliminateur de vibrations a inertie liquide a raideur variable

Family Cites Families (10)

* Cited by examiner, † Cited by third party
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 (fr) * 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

Also Published As

Publication number Publication date
BR8001117A (pt) 1980-10-29
AU534537B2 (en) 1984-02-02
GB2043573B (en) 1983-03-23
IT8047998A0 (it) 1980-02-25
MX6586E (es) 1985-07-26
IT1126962B (it) 1986-05-21
ES488948A1 (es) 1980-09-16
FR2449593A1 (fr) 1980-09-19
DE3006762C2 (fr) 1988-10-13
JPH0214240B2 (fr) 1990-04-06
FR2449593B1 (fr) 1983-07-18
DE3006762A1 (de) 1980-09-11
AU5585280A (en) 1980-09-04
JPS55156798A (en) 1980-12-06
IL59458A (en) 1984-11-30
GB2043573A (en) 1980-10-08
AR226171A1 (es) 1982-06-15

Similar Documents

Publication Publication Date Title
CA1134870A (fr) Systeme antivibratoire
US4365771A (en) Inplane nodalization system
US9279471B2 (en) Mechanically optimized liquid inertia vibration eliminator and aircraft pylon system
US10330166B2 (en) Rotorcraft vibration suppression system in a four corner pylon mount configuration
EP0790180B1 (fr) Amortisseur de vibrations pour système de rotor d'hélicoptère
US9771150B2 (en) Piezoelectric liquid inertia vibration eliminator
US11214362B2 (en) Vibration isolation systems for advancing blade concept rotorcraft
US20020128072A1 (en) Active system and method for vibration and noise reduction
US9446841B2 (en) Method and apparatus for improved vibration isolation
US8602400B2 (en) Method and apparatus for improved vibration isolation
US9249856B1 (en) Liquid inertia vibration mount
JPS5825898B2 (ja) ばね・質量共振形吸振器
US10550907B2 (en) Liquid inertia vibration elimination system
CA1142155A (fr) Systeme de positionnement nodal
US11427308B2 (en) Attachment of a landing gear
US20130161884A1 (en) System and Method of Tuning a Liquid Inertia Vibration Eliminator
JPH049719B2 (fr)
JP2772410B2 (ja) ヘリコプタの能動防振装置
US11008092B2 (en) Compact design of a liquid inertia vibration elimination system
US3936027A (en) Vibration isolator
JPH05193580A (ja) ヘリコプタの振動軽減装置
Carter et al. Vibration isolation mounting system
JPS62286896A (ja) 同調可能な吸振器

Legal Events

Date Code Title Description
MKEX Expiry