GB886228A - Improvements in automatic stabilising apparatus for aircraft - Google Patents

Improvements in automatic stabilising apparatus for aircraft

Info

Publication number
GB886228A
GB886228A GB20102/58A GB2010258A GB886228A GB 886228 A GB886228 A GB 886228A GB 20102/58 A GB20102/58 A GB 20102/58A GB 2010258 A GB2010258 A GB 2010258A GB 886228 A GB886228 A GB 886228A
Authority
GB
United Kingdom
Prior art keywords
signals
control
rate
potentiometer
amplifiers
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
GB20102/58A
Inventor
Ian Kennan Bertram Lasbrey
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.)
Short Brothers PLC
Original Assignee
Short Brothers and Harland Ltd
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 Short Brothers and Harland Ltd filed Critical Short Brothers and Harland Ltd
Priority to GB20102/58A priority Critical patent/GB886228A/en
Publication of GB886228A publication Critical patent/GB886228A/en
Expired legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G05CONTROLLING; REGULATING
    • G05DSYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D1/00Control of position, course, altitude or attitude of land, water, air or space vehicles, e.g. using automatic pilots
    • G05D1/0055Control of position, course, altitude or attitude of land, water, air or space vehicles, e.g. using automatic pilots with safety arrangements
    • G05D1/0077Control of position, course, altitude or attitude of land, water, air or space vehicles, e.g. using automatic pilots with safety arrangements using redundant signals or controls

Landscapes

  • Engineering & Computer Science (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)

Abstract

886,228. Automatic control systems for aircraft. SHORT BROS. & HARLAND Ltd. Aug. 5, 1959 [June 23, 1958], No. 20102/58. Class 38 (4). In an aircraft automatic stabilizing system, signals from each of a number of gyroscopes responsive to rate of turn about the same axis are integrated, corrected by comparison with signals from a single attitude gyro, and applied to control servomotors driving common stabilizing means. In Fig. 1 electric signals from a potentiometer-type pick-off R 5 associated with a rate of pitch gyro RG are integrated by a motor-type integrator INT 1 the output from a potentiometer R 2 of which is applied, through a limiting amplifier SA, torque motor TM, hydraulic control valve V, and hydraulic servomotor SM, to control the aircraft through a linkage L so as to maintain a desired angle of pitch. Position and rate feedback signals from pick-offs R 4 and VPO operated by the servomotor and control valve respectively are applied to the input of amplifier SA. Signals from pick-off VPO are also applied to a fault detection circuit as described in Specification 853,674. The control system is triplicated, two other channels (II and III, not shown in detail) involving separate rate gyros, integrators, amplifiers and hydraulic servomotors being provided to control linkage L. To monitor the rate gyros electric signals from a single attitude gyro AG are compared with signals from each integrator in drift-controlled amplifiers DCA the outputs of which are applied to the integrators to correct errors developed in the signals from the rate gyros. Manual pitch adjustments are effected by a control column CC operating potentiometers CR 1 to apply signals to amplifiers SA. The differences between signals from a potentiometer CR 2 also operated by the control column and signals from the attitude gyro AG are integrated by a second integrator INT 2 the outputs of which are applied to amplifiers SA to maintain balance during pitch adjustments. In a modification, Fig. 2 (not shown), potentiometer CR 2 is dispensed with and the differences between signals from potentiometers CR 1 and those from integrators INT 1 control integrator INT 2 . Remote control by radio is referred to.
GB20102/58A 1958-06-23 1958-06-23 Improvements in automatic stabilising apparatus for aircraft Expired GB886228A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB20102/58A GB886228A (en) 1958-06-23 1958-06-23 Improvements in automatic stabilising apparatus for aircraft

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB20102/58A GB886228A (en) 1958-06-23 1958-06-23 Improvements in automatic stabilising apparatus for aircraft

Publications (1)

Publication Number Publication Date
GB886228A true GB886228A (en) 1962-01-03

Family

ID=10140414

Family Applications (1)

Application Number Title Priority Date Filing Date
GB20102/58A Expired GB886228A (en) 1958-06-23 1958-06-23 Improvements in automatic stabilising apparatus for aircraft

Country Status (1)

Country Link
GB (1) GB886228A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0058861A1 (en) * 1981-02-17 1982-09-01 Bell Helicopter Textron Inc. Multiple loop control system
US4542679A (en) * 1981-02-17 1985-09-24 Textron Inc. Multiple loop control system

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0058861A1 (en) * 1981-02-17 1982-09-01 Bell Helicopter Textron Inc. Multiple loop control system
US4542679A (en) * 1981-02-17 1985-09-24 Textron Inc. Multiple loop control system

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