CA934732A - Rotor system having viscoelastic lead-lag damper - Google Patents

Rotor system having viscoelastic lead-lag damper

Info

Publication number
CA934732A
CA934732A CA118684A CA118684A CA934732A CA 934732 A CA934732 A CA 934732A CA 118684 A CA118684 A CA 118684A CA 118684 A CA118684 A CA 118684A CA 934732 A CA934732 A CA 934732A
Authority
CA
Canada
Prior art keywords
viscoelastic
lead
rotor system
lag damper
lag
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
CA118684A
Inventor
L. Potter James
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.)
Lord Corp
Original Assignee
Lord Corp
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 Lord Corp filed Critical Lord Corp
Priority to CA176,971,A priority Critical patent/CA950432A/en
Application granted granted Critical
Publication of CA934732A publication Critical patent/CA934732A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C27/00—Rotorcraft; Rotors peculiar thereto
    • B64C27/51—Damping of blade movements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2206/00—Indexing codes related to the manufacturing of suspensions: constructional features, the materials used, procedures or tools
    • B60G2206/01—Constructional features of suspension elements, e.g. arms, dampers, springs
    • B60G2206/10—Constructional features of arms
    • B60G2206/11—Constructional features of arms the arm being a radius or track or torque or steering rod or stabiliser end link

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Vibration Prevention Devices (AREA)
  • Vibration Dampers (AREA)
  • Springs (AREA)
CA118684A 1970-10-26 1971-07-20 Rotor system having viscoelastic lead-lag damper Expired CA934732A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA176,971,A CA950432A (en) 1970-10-26 1973-07-20 Rotor system having viscoelastic lead-lag damper

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US8400370A 1970-10-26 1970-10-26
US14295371A 1971-05-13 1971-05-13

Publications (1)

Publication Number Publication Date
CA934732A true CA934732A (en) 1973-10-02

Family

ID=26770155

Family Applications (1)

Application Number Title Priority Date Filing Date
CA118684A Expired CA934732A (en) 1970-10-26 1971-07-20 Rotor system having viscoelastic lead-lag damper

Country Status (5)

Country Link
CA (1) CA934732A (en)
DE (1) DE2139337A1 (en)
FR (1) FR2111845B1 (en)
GB (2) GB1371774A (en)
IT (1) IT939400B (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2127061A5 (en) * 1971-02-22 1972-10-13 Arfina
GB2025338B (en) * 1978-06-02 1982-08-04 Aerospatiale Helicopterrotor
DE3148903C2 (en) * 1981-12-10 1985-05-02 Messerschmitt-Bölkow-Blohm GmbH, 8000 München Elastomer damping device for a rotor blade
FR2528382A1 (en) * 1982-06-11 1983-12-16 Vibrachoc Sa VIBRATION DAMPER AND IN PARTICULAR FREQUENCY ADAPTER FOR HELICOPTER BLADE
FR2703414B1 (en) * 1993-03-29 1995-06-23 Hutchinson TORQUE RECOVERY LINK.
FR2818717B1 (en) 2000-12-26 2003-03-07 Eurocopter France DAMPED ELASTIC LINK DEVICE AND MANUFACTURING METHOD THEREOF
DE10342032B3 (en) * 2003-09-08 2005-05-25 Trelleborg Automotive Technical Centre Gmbh Stabilizer
FR2890937B1 (en) 2005-09-21 2009-04-24 Eurocopter France ROTOR OF GIRAVION WITH ARTICULATED BLADES IN BEAT AND IN TRAINEE
US8827586B2 (en) 2012-06-27 2014-09-09 The Boeing Company Damping mechanical linkage
EP3154854B1 (en) * 2014-06-11 2018-11-28 LORD Corporation Lead-lag dampers and assemblies for an articulated rotor and methods for operation

Also Published As

Publication number Publication date
IT939400B (en) 1973-02-10
GB1371775A (en) 1974-10-23
DE2139337A1 (en) 1972-10-05
FR2111845B1 (en) 1976-02-13
FR2111845A1 (en) 1972-06-09
GB1371774A (en) 1974-10-23

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