FR1552323A - - Google Patents
Info
- Publication number
- FR1552323A FR1552323A FR1552323DA FR1552323A FR 1552323 A FR1552323 A FR 1552323A FR 1552323D A FR1552323D A FR 1552323DA FR 1552323 A FR1552323 A FR 1552323A
- Authority
- FR
- France
- 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
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)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US60569866A | 1966-12-29 | 1966-12-29 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1552323A true FR1552323A (fr) | 1969-01-03 |
Family
ID=24424808
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1552323D Expired FR1552323A (fr) | 1966-12-29 | 1967-12-21 |
Country Status (4)
Country | Link |
---|---|
US (1) | US3515485A (fr) |
DE (1) | DE1623652A1 (fr) |
FR (1) | FR1552323A (fr) |
GB (1) | GB1213638A (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2331787A1 (fr) * | 1975-11-14 | 1977-06-10 | Tyco Laboratories Inc | Appareil et procede de detection en continu de fissures dans des pales creuses d'ailes tournantes |
Families Citing this family (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
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 |
DE10032314C1 (de) * | 2000-07-04 | 2001-12-13 | Aloys Wobben | Verfahren zur Bestimmung des Winkels eines Rotorblatts einer Windenergieanlage |
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 |
DE102008013392B4 (de) * | 2008-03-10 | 2013-02-07 | Windcomp Gmbh | Verfahren zum Erfassen des Spurlaufes der Rotorblätter einer Windkraftanlage |
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 (fr) * | 2018-09-21 | 2020-03-25 | Siemens Gamesa Renewable Energy A/S | Dispositif de détection de la position et/ou de la vitesse et/ou de la taille d'un objet pour une éolienne |
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)
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 |
-
1966
- 1966-12-29 US US605698A patent/US3515485A/en not_active Expired - Lifetime
-
1967
- 1967-12-15 GB GB57180/67A patent/GB1213638A/en not_active Expired
- 1967-12-21 FR FR1552323D patent/FR1552323A/fr not_active Expired
- 1967-12-28 DE DE19671623652 patent/DE1623652A1/de active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2331787A1 (fr) * | 1975-11-14 | 1977-06-10 | Tyco Laboratories Inc | Appareil et procede de detection en continu de fissures dans des pales creuses d'ailes tournantes |
Also Published As
Publication number | Publication date |
---|---|
DE1623652A1 (de) | 1971-01-07 |
GB1213638A (en) | 1970-11-25 |
US3515485A (en) | 1970-06-02 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |