GB2262725B - Externally referenced rotary wing cyclic pitch control - Google Patents

Externally referenced rotary wing cyclic pitch control

Info

Publication number
GB2262725B
GB2262725B GB9127417A GB9127417A GB2262725B GB 2262725 B GB2262725 B GB 2262725B GB 9127417 A GB9127417 A GB 9127417A GB 9127417 A GB9127417 A GB 9127417A GB 2262725 B GB2262725 B GB 2262725B
Authority
GB
United Kingdom
Prior art keywords
pitch control
rotary wing
cyclic pitch
externally referenced
referenced rotary
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 - Fee Related
Application number
GB9127417A
Other versions
GB9127417D0 (en
GB2262725A (en
Inventor
Keith Trevor Lawes
David Neill Jones
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to GB9127417A priority Critical patent/GB2262725B/en
Publication of GB9127417D0 publication Critical patent/GB9127417D0/en
Publication of GB2262725A publication Critical patent/GB2262725A/en
Application granted granted Critical
Publication of GB2262725B publication Critical patent/GB2262725B/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • B64C27/72—Means acting on blades
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D1/00—Control of position, course, altitude or attitude of land, water, air or space vehicles, e.g. using automatic pilots
    • G05D1/08—Control of attitude, i.e. control of roll, pitch, or yaw
    • G05D1/0808—Control of attitude, i.e. control of roll, pitch, or yaw specially adapted for aircraft
    • G05D1/0858—Control of attitude, i.e. control of roll, pitch, or yaw specially adapted for aircraft specially adapted for vertical take-off of aircraft
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Control Of Position, Course, Altitude, Or Attitude Of Moving Bodies (AREA)
GB9127417A 1991-12-27 1991-12-27 Externally referenced rotary wing cyclic pitch control Expired - Fee Related GB2262725B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9127417A GB2262725B (en) 1991-12-27 1991-12-27 Externally referenced rotary wing cyclic pitch control

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9127417A GB2262725B (en) 1991-12-27 1991-12-27 Externally referenced rotary wing cyclic pitch control

Publications (3)

Publication Number Publication Date
GB9127417D0 GB9127417D0 (en) 1992-02-19
GB2262725A GB2262725A (en) 1993-06-30
GB2262725B true GB2262725B (en) 1995-10-18

Family

ID=10706843

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9127417A Expired - Fee Related GB2262725B (en) 1991-12-27 1991-12-27 Externally referenced rotary wing cyclic pitch control

Country Status (1)

Country Link
GB (1) GB2262725B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6422509B1 (en) * 2000-11-28 2002-07-23 Xerox Corporation Tracking device

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1059961A (en) * 1962-07-10 1967-02-22 Ripper Robots Ltd Improvements in and relating to helicopters with rigid rotors
GB1520391A (en) * 1976-02-03 1978-08-09 United Technologies Corp Method and apparatus for automatic heading control
EP0455580A2 (en) * 1990-05-03 1991-11-06 United Technologies Corporation Hover position hold system for rotary winged aircraft

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1059961A (en) * 1962-07-10 1967-02-22 Ripper Robots Ltd Improvements in and relating to helicopters with rigid rotors
GB1520391A (en) * 1976-02-03 1978-08-09 United Technologies Corp Method and apparatus for automatic heading control
EP0455580A2 (en) * 1990-05-03 1991-11-06 United Technologies Corporation Hover position hold system for rotary winged aircraft

Also Published As

Publication number Publication date
GB9127417D0 (en) 1992-02-19
GB2262725A (en) 1993-06-30

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Legal Events

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

Effective date: 19961227