DE69909221D1 - Einrichtung zur Anzeige des Anstellwinkels in einem Flugzeug - Google Patents

Einrichtung zur Anzeige des Anstellwinkels in einem Flugzeug

Info

Publication number
DE69909221D1
DE69909221D1 DE69909221T DE69909221T DE69909221D1 DE 69909221 D1 DE69909221 D1 DE 69909221D1 DE 69909221 T DE69909221 T DE 69909221T DE 69909221 T DE69909221 T DE 69909221T DE 69909221 D1 DE69909221 D1 DE 69909221D1
Authority
DE
Germany
Prior art keywords
attack
aircraft
displaying
angle
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.)
Revoked
Application number
DE69909221T
Other languages
English (en)
Other versions
DE69909221T2 (de
Inventor
Nicholas J M Patrick
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=22778415&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE69909221(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Boeing Co filed Critical Boeing Co
Publication of DE69909221D1 publication Critical patent/DE69909221D1/de
Application granted granted Critical
Publication of DE69909221T2 publication Critical patent/DE69909221T2/de
Anticipated expiration legal-status Critical
Revoked legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
    • G01C23/00—Combined instruments indicating more than one navigational value, e.g. for aircraft; Combined measuring devices for measuring two or more variables of movement, e.g. distance, speed or acceleration
DE69909221T 1998-12-11 1999-10-25 Einrichtung zur Anzeige des Anstellwinkels in einem Flugzeug Revoked DE69909221T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/209,348 US6131055A (en) 1998-12-11 1998-12-11 Aircraft non-normalized angle-of-attack indicating system
US209348 2002-07-31

Publications (2)

Publication Number Publication Date
DE69909221D1 true DE69909221D1 (de) 2003-08-07
DE69909221T2 DE69909221T2 (de) 2004-05-27

Family

ID=22778415

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69909221T Revoked DE69909221T2 (de) 1998-12-11 1999-10-25 Einrichtung zur Anzeige des Anstellwinkels in einem Flugzeug

Country Status (3)

Country Link
US (1) US6131055A (de)
EP (1) EP1008921B1 (de)
DE (1) DE69909221T2 (de)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU6488400A (en) * 1999-04-01 2000-11-10 Ricardo A. Price Electronic flight instrument displays
US6772976B1 (en) 2002-04-10 2004-08-10 Honeywell International, Inc. Sensor for measuring wind angle
FR2852689B1 (fr) 2003-03-20 2005-06-10 Airbus France Procede et indicateur pour afficher des informations illustrant des marges de vitesse sur un aeronef
US7043345B2 (en) * 2003-10-10 2006-05-09 Raytheon Company System and method with adaptive angle-of-attack autopilot
US8408871B2 (en) * 2008-06-13 2013-04-02 General Electric Company Method and apparatus for measuring air flow condition at a wind turbine blade
US8878700B2 (en) 2013-02-18 2014-11-04 The Boeing Company Aircraft monitoring system
US9221550B2 (en) 2013-03-12 2015-12-29 Geoffrey S. M. Hedrick Composite normalized angle of attack indicating system
CA2920449C (en) * 2013-08-08 2021-12-28 Bombardier Inc. Air data probe contamination monitor
US9193473B2 (en) * 2013-09-20 2015-11-24 Safe Flight Instrument Corporation Angle of attack display
WO2018002878A1 (en) * 2016-06-29 2018-01-04 L-3 Technologies Avionic Products Intuitive display of angle of attack guidance on aircraft attitude indicator
US11029706B2 (en) * 2018-12-07 2021-06-08 The Boeing Company Flight control system for determining a fault based on error between a measured and an estimated angle of attack
US11003196B2 (en) 2018-12-07 2021-05-11 The Boeing Company Flight control system for determining a common mode pneumatic fault
US11066189B2 (en) 2018-12-07 2021-07-20 The Boeing Company Flight control system for determining estimated dynamic pressure based on lift and drag coefficients

Family Cites Families (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2352955A (en) * 1944-07-04 Angle of attack indicator
US2237306A (en) * 1939-09-09 1941-04-08 Manley J Hood Angle-of-attack indicator
US2499284A (en) * 1947-04-29 1950-02-28 Hubert A Smith Airplane stall indicator
US2986033A (en) * 1955-01-31 1961-05-30 Aerotec Ind Inc Angle of attack instrumentation for aircraft
US2941400A (en) * 1955-09-29 1960-06-21 James O Nesbitt Pilot's flight control indicator
US3587311A (en) * 1969-06-19 1971-06-28 Teledyne Inc Aircraft instrument system
US3614036A (en) * 1969-10-13 1971-10-19 Collins Radio Co Conversion principle-angle of attack to airspeed
US3654443A (en) * 1969-11-03 1972-04-04 Sperry Rand Corp Angle-of-attack computer
US3686936A (en) * 1970-02-11 1972-08-29 Charles H Daudt Jr Method and apparatus for detecting stall buffet
US3686626A (en) * 1970-06-03 1972-08-22 United Control Corp Aircraft instrument
US3654806A (en) * 1970-06-18 1972-04-11 Sundstrand Data Controls Inc Aircraft instrument
US3814912A (en) * 1973-01-04 1974-06-04 Collins Radio Co Gust compensation for angle-of-attack reference aircraft speed control system
US3970829A (en) * 1974-12-23 1976-07-20 Melvin William W Composite situation analyzer and instrument flight system
US4040005A (en) * 1974-12-23 1977-08-02 Melvin William W Composite situation analyzer and instrument flight system
US4044975A (en) * 1976-05-17 1977-08-30 Mcdonnell Douglas Corporation Aircraft speed command system
US4027533A (en) * 1976-06-23 1977-06-07 John Pretto Angle of attack indicating device
US4230290A (en) * 1978-05-01 1980-10-28 Townsend Engineering Company Airplane angle of attack and direction of flight indicator
US4247843A (en) * 1978-08-23 1981-01-27 Sperry Corporation Aircraft flight instrument display system
US4235104A (en) * 1979-03-19 1980-11-25 The Board Of Trustees Of Western Michigan University Normalized coefficient of lift indicator
US4468961A (en) * 1980-10-17 1984-09-04 Berg Lauren V Fluid direction meter suitable for angle of attack meter for aircraft
US4390950A (en) * 1980-11-28 1983-06-28 Sundstrand Corporation Angle of attack based pitch generator and head up display
US4583094A (en) * 1983-04-28 1986-04-15 Rockwell International Corporation Solid state attitude director indicator
US5016177A (en) * 1983-05-31 1991-05-14 The Boeing Company Aircraft flight path angle display system
US4908619A (en) * 1984-11-13 1990-03-13 The Boeing Company Aircraft stall warning system
US4910513A (en) * 1985-11-20 1990-03-20 The Boeing Company Apparatus and methods for generating a stall warning margin on an aircraft attitude indicator display
US4786905A (en) * 1986-03-26 1988-11-22 Sundstrand Data Control, Inc. Wind shear detector head-up display system
GB8609931D0 (en) * 1986-04-23 1986-09-17 Gec Avionics Aircraft display devices
US5003305A (en) * 1988-10-24 1991-03-26 The Boeing Company Apparatus and method for displaying aircraft flight path angle on an attitude display indicator
US4909077A (en) * 1989-07-14 1990-03-20 Safe Flight Instrument Company Settable indexing device for aircraft angle of attack indicator meter
US5089968A (en) * 1990-01-26 1992-02-18 The Boeing Company Ground effects compensated real time aircraft body angle of attack estimation
US5803408A (en) * 1995-05-15 1998-09-08 The Boeing Company Autopilot/flight director stall protection system

Also Published As

Publication number Publication date
US6131055A (en) 2000-10-10
EP1008921B1 (de) 2003-07-02
DE69909221T2 (de) 2004-05-27
EP1008921A1 (de) 2000-06-14

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Legal Events

Date Code Title Description
8363 Opposition against the patent
8331 Complete revocation