GB2159952B - Method of operating a helicopter - Google Patents

Method of operating a helicopter

Info

Publication number
GB2159952B
GB2159952B GB08413045A GB8413045A GB2159952B GB 2159952 B GB2159952 B GB 2159952B GB 08413045 A GB08413045 A GB 08413045A GB 8413045 A GB8413045 A GB 8413045A GB 2159952 B GB2159952 B GB 2159952B
Authority
GB
United Kingdom
Prior art keywords
helicopter
operating
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
GB08413045A
Other versions
GB8413045D0 (en
GB2159952A (en
Inventor
Walter Allan Clearwaters
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.)
Micro Control Technology Ltd
Original Assignee
Micro Control Technology 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 Micro Control Technology Ltd filed Critical Micro Control Technology Ltd
Priority to GB08413045A priority Critical patent/GB2159952B/en
Publication of GB8413045D0 publication Critical patent/GB8413045D0/en
Publication of GB2159952A publication Critical patent/GB2159952A/en
Application granted granted Critical
Publication of GB2159952B publication Critical patent/GB2159952B/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
    • G01H1/00—Measuring characteristics of vibrations in solids by using direct conduction to the detector
    • G01H1/003—Measuring characteristics of vibrations in solids by using direct conduction to the detector of rotating machines
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M1/00—Testing static or dynamic balance of machines or structures
    • G01M1/14—Determining imbalance
    • G01M1/16—Determining imbalance by oscillating or rotating the body to be tested
    • G01M1/28—Determining imbalance by oscillating or rotating the body to be tested with special adaptations for determining imbalance of the body in situ, e.g. of vehicle wheels

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
GB08413045A 1984-05-22 1984-05-22 Method of operating a helicopter Expired GB2159952B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB08413045A GB2159952B (en) 1984-05-22 1984-05-22 Method of operating a helicopter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB08413045A GB2159952B (en) 1984-05-22 1984-05-22 Method of operating a helicopter

Publications (3)

Publication Number Publication Date
GB8413045D0 GB8413045D0 (en) 1984-06-27
GB2159952A GB2159952A (en) 1985-12-11
GB2159952B true GB2159952B (en) 1988-08-10

Family

ID=10561321

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08413045A Expired GB2159952B (en) 1984-05-22 1984-05-22 Method of operating a helicopter

Country Status (1)

Country Link
GB (1) GB2159952B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2709848B1 (en) * 1993-09-10 1995-10-20 Thomson Csf Method and device for detecting and recognizing helicopters by analyzing the acoustic signal emitted by the main rotor blades.
US6574572B2 (en) * 2000-02-24 2003-06-03 Simmonds Precision Products, Inc. Reducing vibration using QR decomposition and constrained optimization
US6950763B1 (en) * 2002-11-27 2005-09-27 Simmonds Precision Products, Inc. Optimal shaft balance using integer programming to handle discrete adjustment

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3802273A (en) * 1972-10-17 1974-04-09 Chadwick Elect Inc H Helicopter rotor balancing method and system
WO1981002785A1 (en) * 1980-03-26 1981-10-01 Kawasaki Steel Co Monitoring device for a rotary machine
GB2113403B (en) * 1982-01-13 1985-06-12 British Aerospace Balancing rotors eg. aircraft propellers by electrical measurement
US4488240A (en) * 1982-02-01 1984-12-11 Becton, Dickinson And Company Vibration monitoring system for aircraft engines
US4429578A (en) * 1982-03-22 1984-02-07 General Electric Company Acoustical defect detection system
US4506551A (en) * 1982-09-30 1985-03-26 Becton Dickinson And Company Transducer selecting system

Also Published As

Publication number Publication date
GB8413045D0 (en) 1984-06-27
GB2159952A (en) 1985-12-11

Similar Documents

Publication Publication Date Title
DE3568442D1 (en) A method of preparation of droplets
EP0153197A3 (en) A method of operating a display system
DE3571212D1 (en) Method of cutting
PL256444A1 (en) Method of obtaining novel derivatives of homoerythromycin a
DE3564411D1 (en) Helicopter rotor
AU576617B2 (en) Method of making a panel
GB2163067B (en) A method of providing colour on glass
GB2184966B (en) Method of cutting a gear
GB8511868D0 (en) Main helicopter drive
EP0189660A3 (en) Method of making a rock-pore micromodel
GB2159952B (en) Method of operating a helicopter
GB2189940B (en) Method of operating a multiple-electromagnet arrangement
GB2162122B (en) A method of enhancing an ice-breaking operation
GB2180220B (en) Method of making a case
CS517485A1 (en) Zpusob a zarizeni pro formovani mineralni slitiny (kovru)
DE3666567D1 (en) A method of making a parachute
GR3002921T3 (en) A method of making a razor
GB2178428B (en) A method of producing paraquinones
ZW18583A1 (en) A method of construction
IL81262A (en) Method of controlling a helicopter
DE3560650D1 (en) Assembly method of a structure by dip-glueing
ZA845018B (en) A novel method of entertainment
PL251215A1 (en) Method of obtaining a novel anticiotic
BG50210A1 (en) Waterworking method
PL250926A3 (en) Method of assembling a presseureless vessel

Legal Events

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