GB2213448B - A multicyclical rotor blade control - Google Patents

A multicyclical rotor blade control

Info

Publication number
GB2213448B
GB2213448B GB8828613A GB8828613A GB2213448B GB 2213448 B GB2213448 B GB 2213448B GB 8828613 A GB8828613 A GB 8828613A GB 8828613 A GB8828613 A GB 8828613A GB 2213448 B GB2213448 B GB 2213448B
Authority
GB
United Kingdom
Prior art keywords
multicyclical
rotor blade
blade control
control
rotor
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 - Lifetime
Application number
GB8828613A
Other versions
GB8828613D0 (en
GB2213448A (en
Inventor
Michael Platzer
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.)
Henschel Flugzeugwerke AG
Original Assignee
Henschel Flugzeugwerke AG
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 Henschel Flugzeugwerke AG filed Critical Henschel Flugzeugwerke AG
Publication of GB8828613D0 publication Critical patent/GB8828613D0/en
Publication of GB2213448A publication Critical patent/GB2213448A/en
Application granted granted Critical
Publication of GB2213448B publication Critical patent/GB2213448B/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C27/00—Rotorcraft; Rotors peculiar thereto
    • B64C27/54—Mechanisms for controlling blade adjustment or movement relative to rotor head, e.g. lag-lead movement
    • B64C27/58—Transmitting means, e.g. interrelated with initiating means or means acting on blades
    • B64C27/64—Transmitting means, e.g. interrelated with initiating means or means acting on blades using fluid pressure, e.g. having fluid power amplification
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C27/00—Rotorcraft; Rotors peculiar thereto
    • B64C27/54—Mechanisms for controlling blade adjustment or movement relative to rotor head, e.g. lag-lead movement
    • B64C27/72—Means acting on blades
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T50/00—Aeronautics or air transport
    • Y02T50/30—Wing lift efficiency
GB8828613A 1987-12-09 1988-12-07 A multicyclical rotor blade control Expired - Lifetime GB2213448B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3741711 1987-12-09

Publications (3)

Publication Number Publication Date
GB8828613D0 GB8828613D0 (en) 1989-01-11
GB2213448A GB2213448A (en) 1989-08-16
GB2213448B true GB2213448B (en) 1991-11-13

Family

ID=6342204

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8828613A Expired - Lifetime GB2213448B (en) 1987-12-09 1988-12-07 A multicyclical rotor blade control

Country Status (2)

Country Link
FR (1) FR2624474B1 (en)
GB (1) GB2213448B (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6354536B1 (en) * 2000-08-08 2002-03-12 Sikorsky Aircraft Corporation Rotor hub mounted actuator for controlling a blade on a rotorcraft
US8973864B2 (en) 2012-08-02 2015-03-10 Bell Helicopter Textron Inc. Independent blade control system with hydraulic cyclic control
US9061760B2 (en) 2012-08-02 2015-06-23 Bell Helicopter Textron Inc. Independent blade control system with rotary blade actuator
US8857757B2 (en) 2012-08-02 2014-10-14 Bell Helicopter Textron Inc. Independent blade control system with hydraulic pitch link
US9162760B2 (en) * 2012-08-02 2015-10-20 Bell Helicopter Textron Inc. Radial fluid device with multi-harmonic output
US9376205B2 (en) * 2012-08-02 2016-06-28 Bell Helicopter Textron Inc. Radial fluid device with variable phase and amplitude

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1242886A (en) * 1958-07-12 1960-10-07 Reiners & Wiggermann Continuously adjustable delivery machine comprising several chambers, in particular piston machine with several cylinders
FR1307852A (en) * 1961-12-12 1962-10-26 Ernest H Fischer S Sohne Ag Hydraulic radial piston machine
US3816019A (en) * 1972-08-24 1974-06-11 Us Navy Cam type air control valves
US4132500A (en) * 1977-05-18 1979-01-02 The United States Of America As Represented By The Secretary Of The Navy Controllable and programmable fluid flow modulation system
US4379678A (en) * 1980-10-07 1983-04-12 Textron, Inc. Individual blade control

Also Published As

Publication number Publication date
GB8828613D0 (en) 1989-01-11
GB2213448A (en) 1989-08-16
FR2624474B1 (en) 1992-05-29
FR2624474A1 (en) 1989-06-16

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Legal Events

Date Code Title Description
PE20 Patent expired after termination of 20 years

Expiry date: 20081206