GB1371775A - Viscoelastic damper - Google Patents

Viscoelastic damper

Info

Publication number
GB1371775A
GB1371775A GB3776173A GB3776173A GB1371775A GB 1371775 A GB1371775 A GB 1371775A GB 3776173 A GB3776173 A GB 3776173A GB 3776173 A GB3776173 A GB 3776173A GB 1371775 A GB1371775 A GB 1371775A
Authority
GB
United Kingdom
Prior art keywords
plates
plate structure
plate
damper
viscoelastic material
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
GB3776173A
Other languages
English (en)
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
Publication of GB1371775A publication Critical patent/GB1371775A/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)
GB3776173A 1970-10-26 1971-08-16 Viscoelastic damper Expired GB1371775A (en)

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
GB1371775A true GB1371775A (en) 1974-10-23

Family

ID=26770155

Family Applications (2)

Application Number Title Priority Date Filing Date
GB3776173A Expired GB1371775A (en) 1970-10-26 1971-08-16 Viscoelastic damper
GB3344871A Expired GB1371774A (en) 1970-10-26 1971-08-16 Rotor system having viscoelastic lead-lag damper

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB3344871A Expired GB1371774A (en) 1970-10-26 1971-08-16 Rotor system having viscoelastic lead-lag damper

Country Status (5)

Country Link
CA (1) CA934732A (enExample)
DE (1) DE2139337A1 (enExample)
FR (1) FR2111845B1 (enExample)
GB (2) GB1371775A (enExample)
IT (1) IT939400B (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7607892B2 (en) 2005-09-21 2009-10-27 Eurocopter Rotorcraft rotor with blades hinged in flap and in lag
CN104334914A (zh) * 2012-06-27 2015-02-04 波音公司 阻尼机械联动机构

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2127061A5 (enExample) * 1971-02-22 1972-10-13 Arfina
GB2025338B (en) * 1978-06-02 1982-08-04 Aerospatiale Helicopterrotor
DE3148903C2 (de) * 1981-12-10 1985-05-02 Messerschmitt-Bölkow-Blohm GmbH, 8000 München Elastomere Dämpfungseinrichtung für ein Rotorblatt
FR2528382A1 (fr) * 1982-06-11 1983-12-16 Vibrachoc Sa Amortisseur de vibrations et notamment adaptateur de frequence pour pale d'helicoptere
FR2703414B1 (fr) * 1993-03-29 1995-06-23 Hutchinson Biellette de reprise de couple.
FR2818717B1 (fr) 2000-12-26 2003-03-07 Eurocopter France Dispositif de liaison elastique amortie et son procede de fabrication
DE10342032B3 (de) * 2003-09-08 2005-05-25 Trelleborg Automotive Technical Centre Gmbh Pendelstütze
US11091255B2 (en) 2014-06-11 2021-08-17 Lord Corporation Lead-lag dampers and assemblies for an articulated rotor and methods for operation

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7607892B2 (en) 2005-09-21 2009-10-27 Eurocopter Rotorcraft rotor with blades hinged in flap and in lag
CN104334914A (zh) * 2012-06-27 2015-02-04 波音公司 阻尼机械联动机构
CN104334914B (zh) * 2012-06-27 2016-07-20 波音公司 阻尼机械联动机构

Also Published As

Publication number Publication date
CA934732A (en) 1973-10-02
DE2139337A1 (de) 1972-10-05
FR2111845A1 (enExample) 1972-06-09
GB1371774A (en) 1974-10-23
IT939400B (it) 1973-02-10
FR2111845B1 (enExample) 1976-02-13

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee