GB1213638A - A tracking system for example for helicopter blades - Google Patents

A tracking system for example for helicopter blades

Info

Publication number
GB1213638A
GB1213638A GB57180/67A GB5718067A GB1213638A GB 1213638 A GB1213638 A GB 1213638A GB 57180/67 A GB57180/67 A GB 57180/67A GB 5718067 A GB5718067 A GB 5718067A GB 1213638 A GB1213638 A GB 1213638A
Authority
GB
United Kingdom
Prior art keywords
rotor
laser
blade
path
pulse
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
GB57180/67A
Other languages
English (en)
Inventor
Edward C Frank
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.)
Boeing Co
Original Assignee
Boeing Co
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 Boeing Co filed Critical Boeing Co
Publication of GB1213638A publication Critical patent/GB1213638A/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
    • B64C27/008—Rotors tracking or balancing devices

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Measuring Magnetic Variables (AREA)
GB57180/67A 1966-12-29 1967-12-15 A tracking system for example for helicopter blades Expired GB1213638A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US60569866A 1966-12-29 1966-12-29

Publications (1)

Publication Number Publication Date
GB1213638A true GB1213638A (en) 1970-11-25

Family

ID=24424808

Family Applications (1)

Application Number Title Priority Date Filing Date
GB57180/67A Expired GB1213638A (en) 1966-12-29 1967-12-15 A tracking system for example for helicopter blades

Country Status (4)

Country Link
US (1) US3515485A (enExample)
DE (1) DE1623652A1 (enExample)
FR (1) FR1552323A (enExample)
GB (1) GB1213638A (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2002002936A1 (de) * 2000-07-04 2002-01-10 Aloys Wobben Verfahren zur bestimmung des winkels eines rotorblatts einer windenergieanlage
DE102008013392B4 (de) * 2008-03-10 2013-02-07 Windcomp Gmbh Verfahren zum Erfassen des Spurlaufes der Rotorblätter einer Windkraftanlage

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3985318A (en) * 1975-11-14 1976-10-12 Tyco Laboratories, Inc. Helicopter blade crack indicator
DE3225571C2 (de) * 1982-07-08 1984-07-12 Henschel Flugzeug-Werke Ag, 3500 Kassel Vorrichtung zum Einstellen des Spurlaufs von Rotorblättern mittels Fernsteuerung
JP2998943B2 (ja) * 1991-05-31 2000-01-17 株式会社キーエンス プロペラを用いた玩具におけるプロペラ回転面傾動装置
US5671051A (en) * 1993-08-02 1997-09-23 Wright, Jr.; Andrew M. Helicopter blade tracking system
US7246991B2 (en) * 2002-09-23 2007-07-24 John Vanden Bosche Wind turbine blade deflection control system
US7059822B2 (en) * 2004-06-30 2006-06-13 General Electrick Company Methods and apparatus for measuring wind turbine blade deflection
US7546975B2 (en) * 2004-09-14 2009-06-16 The Boeing Company Tandem rotor wing rotational position control system
DE102006054667B4 (de) * 2006-11-17 2011-02-17 Windcomp Gmbh Kollisionswarnsystem für eine Windenergieanlage
US7876427B1 (en) 2009-01-17 2011-01-25 Stephen Waller Melvin Headlamp alignment detection using a network of independent sensor units
US8125628B1 (en) 2009-01-17 2012-02-28 Lones Joe J Light baffling apparatus for headlamp sensor
US20110135466A1 (en) * 2010-01-14 2011-06-09 General Electric Company System and method for monitoring and controlling wind turbine blade deflection
DK2485011T3 (da) * 2011-02-07 2013-11-04 Siemens Ag Anordning til måling af afbøjningen af en genstand
US9234743B2 (en) 2014-01-16 2016-01-12 Sikorsky Aircraft Corporation Tip clearance measurement
US9632000B1 (en) 2014-01-27 2017-04-25 RMCI, Inc. Track measurement by phase-based signal extraction
US9815565B1 (en) * 2015-03-02 2017-11-14 RPX Technologies, Inc. Tracker and vibration analysis system
EP3626965A1 (en) * 2018-09-21 2020-03-25 Siemens Gamesa Renewable Energy A/S Object position and/or speed and/or size and/or direction detection device for a wind turbine
US11643194B2 (en) * 2019-12-17 2023-05-09 The Boeing Company System and method for dynamically measuring blade position during flight of a rotorcraft
US11498668B2 (en) * 2020-04-22 2022-11-15 Honeywell International S.R.O. Systems and methods to perform track and balance for rotorcrafts

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2042174A (en) * 1932-09-02 1936-05-26 Winchester Repeating Arms Co Testing apparatus
US2077383A (en) * 1932-09-02 1937-04-20 Winchester Repeating Arms Co Testing apparatus
US2455053A (en) * 1945-03-09 1948-11-30 Bausch & Lomb Optical method and apparatus for checking propeller blades
US3023317A (en) * 1956-01-26 1962-02-27 Chicago Aerial Ind Inc Parallax interval sensing device
US2964849A (en) * 1956-11-05 1960-12-20 Fairchild Engine & Airplane Optical tracking system for rotary blade aircraft in flight
US3002420A (en) * 1958-04-23 1961-10-03 Chicago Aerial Ind Inc Parallax interval sensing device
US3012468A (en) * 1958-11-26 1961-12-12 Fairchild Camera Instr Co Apparatus for dynamic optical sensing of nonalignment of rotating bodies

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2002002936A1 (de) * 2000-07-04 2002-01-10 Aloys Wobben Verfahren zur bestimmung des winkels eines rotorblatts einer windenergieanlage
US7052232B2 (en) 2000-07-04 2006-05-30 Aloys Wobben Method for determining the angle of a rotor blade pertaining to a wind energy installation
DE102008013392B4 (de) * 2008-03-10 2013-02-07 Windcomp Gmbh Verfahren zum Erfassen des Spurlaufes der Rotorblätter einer Windkraftanlage

Also Published As

Publication number Publication date
FR1552323A (enExample) 1969-01-03
US3515485A (en) 1970-06-02
DE1623652A1 (de) 1971-01-07

Similar Documents

Publication Publication Date Title
GB1213638A (en) A tracking system for example for helicopter blades
US2350820A (en) Aircraft altitude determining system
DE3401544A1 (de) Leitsystem, um eine maschine in eine zielrichtung zu leiten
DE2241436A1 (de) Verfahren und vorrichtungen zu spaltund schwingungsmessungen bei rotationsmaschinen
CH676504A5 (enExample)
DE102004050682A1 (de) Einrichtung zur Aufnahme eines Objektraumes
DE102020202982B4 (de) Optische Vorrichtung zur Abstandsbestimmung eines Messobjekts
DE69002707T2 (de) Mit einer bewegbaren Vorrichtung verbundener Apparat zur Erfassung von Signalen, die der Geschwindigkeit dieser Vorrichtung in einem Fluidum entsprechen sowie Messgerät mit einer solchen Vorrichtung.
DE3615266C2 (enExample)
DE69113268T2 (de) Laserdetektor.
DE2314943C2 (de) Anordnung zur Steuerung der Lage eines Flugkörpers in Bezug auf einen Leitstrahl
GB1080726A (en) Method and apparatus for testing the clearances at the tips of blades
US3524354A (en) Tracking system for moving objects
US3600095A (en) Differential ring laser
GB1395910A (en) Method of and apparatus for gauging the sizes of articles
DE1036332B (de) Niedrighoehenmesser
JPS53141049A (en) Optical system of laser machine
GB1158282A (en) Photoelectric Method of Measuring Angular Position.
DE69210035T3 (de) System zur messung der verschiebung einer achse
GB1128791A (en) Improvements in or relating to apparatus for determining angular orientation
DE3407398C1 (de) Optische Leitstrahllenkung fuer Geschosse
GB1338167A (en) Optical guide beam system for locating reference points at various levels of an extensive structure
GB1065226A (en) Length measuring instrument
JPS5764487A (en) Laser working device
GB1220340A (en) Measuring displacement utilizing energy beams

Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PLNP Patent lapsed through nonpayment of renewal fees