NL8401853A - Waarschuwingssysteem voor een te grote hellingshoek voor een hefschroefvliegtuig. - Google Patents

Waarschuwingssysteem voor een te grote hellingshoek voor een hefschroefvliegtuig. Download PDF

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Publication number
NL8401853A
NL8401853A NL8401853A NL8401853A NL8401853A NL 8401853 A NL8401853 A NL 8401853A NL 8401853 A NL8401853 A NL 8401853A NL 8401853 A NL8401853 A NL 8401853A NL 8401853 A NL8401853 A NL 8401853A
Authority
NL
Netherlands
Prior art keywords
warning
aircraft
providing
height
signal
Prior art date
Application number
NL8401853A
Other languages
English (en)
Dutch (nl)
Original Assignee
Sundstrand Data Control
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 Sundstrand Data Control filed Critical Sundstrand Data Control
Publication of NL8401853A publication Critical patent/NL8401853A/nl

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Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
    • G01C5/00—Measuring height; Measuring distances transverse to line of sight; Levelling between separated points; Surveyors' levels
    • G01C5/005—Measuring height; Measuring distances transverse to line of sight; Levelling between separated points; Surveyors' levels altimeters for aircraft

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Traffic Control Systems (AREA)
  • Emergency Alarm Devices (AREA)
  • Alarm Systems (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Jib Cranes (AREA)
NL8401853A 1983-06-10 1984-06-12 Waarschuwingssysteem voor een te grote hellingshoek voor een hefschroefvliegtuig. NL8401853A (nl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US50321983 1983-06-10
US06/503,219 US4769645A (en) 1983-06-10 1983-06-10 Excessive pitch attitude warning system for rotary wing aircraft

Publications (1)

Publication Number Publication Date
NL8401853A true NL8401853A (nl) 1985-01-02

Family

ID=24001200

Family Applications (1)

Application Number Title Priority Date Filing Date
NL8401853A NL8401853A (nl) 1983-06-10 1984-06-12 Waarschuwingssysteem voor een te grote hellingshoek voor een hefschroefvliegtuig.

Country Status (16)

Country Link
US (1) US4769645A (el)
JP (1) JPS608197A (el)
AU (1) AU544110B2 (el)
BE (1) BE899879A (el)
CA (1) CA1242255A (el)
CH (1) CH660160A5 (el)
DE (1) DE3421441A1 (el)
FI (1) FI841932A (el)
FR (1) FR2547275B1 (el)
GB (2) GB2141394B (el)
GR (1) GR82152B (el)
IL (1) IL71607A (el)
IT (1) IT1178397B (el)
NL (1) NL8401853A (el)
NZ (1) NZ207889A (el)
SE (1) SE460283B (el)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2963912B2 (ja) * 1992-04-18 1999-10-18 株式会社光電製作所 Ｇｐｓ航法装置
GB9508659D0 (en) * 1995-04-28 1995-06-14 Smiths Industries Plc Aircraft instruments
US5781126A (en) * 1996-07-29 1998-07-14 Alliedsignal Inc. Ground proximity warning system and methods for rotary wing aircraft
US6121899A (en) * 1999-04-16 2000-09-19 Rockwell Collins, Inc. Impending aircraft tail strike warning display symbology
EP1727012B1 (en) * 1999-12-02 2007-11-07 The Boeing Company Aircraft tailstrike avoidance system
US6422517B1 (en) * 1999-12-02 2002-07-23 Boeing Company Aircraft tailstrike avoidance system
EP1317652B1 (en) 2000-09-14 2010-11-10 Honeywell International Inc. Method, apparatus and computer program product for helicopter tail strike warning
FR2816704B1 (fr) 2000-11-14 2003-02-21 Eads Airbus Sa Procede et dispositif pour la detection de l'envol d'un avion en cours de decollage
US6940427B2 (en) 2001-07-17 2005-09-06 Honeywell International, Inc. Pitch alerting angle for enhanced ground proximity warning system (EGPWS)
AU2003244396A1 (en) * 2002-02-06 2003-09-02 Honeywell International, Inc. Apparatus for emergency aircraft guidance
US7239266B2 (en) * 2004-08-26 2007-07-03 Honeywell International Inc. Radar altimeter
US7126496B2 (en) * 2004-09-30 2006-10-24 Safe Flight Instrument Corporation Tactile cueing system and method for aiding a helicopter pilot in making landings
US8866667B2 (en) 2012-02-22 2014-10-21 Honeywell International Inc. High sensitivity single antenna FMCW radar
US9297885B2 (en) 2012-07-27 2016-03-29 Honeywell International Inc. Method of system compensation to reduce the effects of self interference in frequency modulated continuous wave altimeter systems
US9660605B2 (en) 2014-06-12 2017-05-23 Honeywell International Inc. Variable delay line using variable capacitors in a maximally flat time delay filter
US10018716B2 (en) 2014-06-26 2018-07-10 Honeywell International Inc. Systems and methods for calibration and optimization of frequency modulated continuous wave radar altimeters using adjustable self-interference cancellation
US9989972B2 (en) * 2016-02-22 2018-06-05 The Boeing Company Systems and methods to prevent an aircraft from tail contact with the ground
US10860038B2 (en) * 2018-02-26 2020-12-08 Textron Innovations Inc. System and method for automatic rotorcraft tail strike protection

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3979717A (en) * 1974-06-03 1976-09-07 United Technologies Corporation Helicopter warning system
US4027838A (en) * 1975-03-18 1977-06-07 United Technologies Corporation Helicopter warning system
IL48315A (en) * 1975-03-18 1978-08-31 United Technologies Corp Warning system for helicopters for avoiding tail contact during landing
US4060793A (en) * 1976-07-19 1977-11-29 Sundstrand Data Control, Inc. Excessive sink rate warning system for aircraft
DE3228557A1 (de) * 1982-07-30 1984-02-09 Ulrich 8000 München Trampnau Warnvorrichtung fuer hubschrauber
US4551723A (en) * 1983-06-10 1985-11-05 Sundstrand Data Control, Inc. Excessive descent rate warning system for rotary wing aircraft

Also Published As

Publication number Publication date
AU2884384A (en) 1984-12-13
US4769645A (en) 1988-09-06
GR82152B (el) 1984-12-13
GB2141394A (en) 1984-12-19
GB2141394B (en) 1986-10-15
GB2149373A (en) 1985-06-12
DE3421441C2 (el) 1989-07-27
SE8403096D0 (sv) 1984-06-08
GB8412949D0 (en) 1984-06-27
AU544110B2 (en) 1985-05-16
CA1242255A (en) 1988-09-20
BE899879A (fr) 1984-12-10
IT8448339A0 (it) 1984-06-07
JPS608197A (ja) 1985-01-17
SE8403096L (sv) 1984-12-11
IT1178397B (it) 1987-09-09
FI841932A0 (fi) 1984-05-14
FR2547275A1 (fr) 1984-12-14
FI841932A (fi) 1984-12-11
GB2149373B (en) 1986-10-15
NZ207889A (en) 1987-07-31
IL71607A (en) 1990-08-31
FR2547275B1 (fr) 1988-04-15
DE3421441A1 (de) 1984-12-13
GB8428728D0 (en) 1984-12-27
CH660160A5 (fr) 1987-03-31
SE460283B (sv) 1989-09-25

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A1A A request for search or an international-type search has been filed
BB A search report has been drawn up
BC A request for examination has been filed
BV The patent application has lapsed