GB2141394B - Excessive pitch attitude warning system for rotary wing aircraft - Google Patents

Excessive pitch attitude warning system for rotary wing aircraft

Info

Publication number
GB2141394B
GB2141394B GB08412949A GB8412949A GB2141394B GB 2141394 B GB2141394 B GB 2141394B GB 08412949 A GB08412949 A GB 08412949A GB 8412949 A GB8412949 A GB 8412949A GB 2141394 B GB2141394 B GB 2141394B
Authority
GB
United Kingdom
Prior art keywords
warning system
wing aircraft
rotary wing
pitch attitude
excessive pitch
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
GB08412949A
Other languages
English (en)
Other versions
GB8412949D0 (en
GB2141394A (en
Inventor
Noel S Paterson
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.)
Sundstrand Data Control Inc
Original Assignee
Sundstrand Data Control Inc
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 Inc filed Critical Sundstrand Data Control Inc
Publication of GB8412949D0 publication Critical patent/GB8412949D0/en
Publication of GB2141394A publication Critical patent/GB2141394A/en
Application granted granted Critical
Publication of GB2141394B publication Critical patent/GB2141394B/en
Expired legal-status Critical Current

Links

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)
GB08412949A 1983-06-10 1984-05-21 Excessive pitch attitude warning system for rotary wing aircraft Expired GB2141394B (en)

Applications Claiming Priority (1)

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

Publications (3)

Publication Number Publication Date
GB8412949D0 GB8412949D0 (en) 1984-06-27
GB2141394A GB2141394A (en) 1984-12-19
GB2141394B true GB2141394B (en) 1986-10-15

Family

ID=24001200

Family Applications (2)

Application Number Title Priority Date Filing Date
GB08412949A Expired GB2141394B (en) 1983-06-10 1984-05-21 Excessive pitch attitude warning system for rotary wing aircraft
GB08428728A Expired GB2149373B (en) 1983-06-10 1984-11-14 Excessive pitch attitude warning system for rotary wing aircraft

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB08428728A Expired GB2149373B (en) 1983-06-10 1984-11-14 Excessive pitch attitude warning system for rotary wing aircraft

Country Status (16)

Country Link
US (1) US4769645A (en:Method)
JP (1) JPS608197A (en:Method)
AU (1) AU544110B2 (en:Method)
BE (1) BE899879A (en:Method)
CA (1) CA1242255A (en:Method)
CH (1) CH660160A5 (en:Method)
DE (1) DE3421441A1 (en:Method)
FI (1) FI841932A7 (en:Method)
FR (1) FR2547275B1 (en:Method)
GB (2) GB2141394B (en:Method)
GR (1) GR82152B (en:Method)
IL (1) IL71607A (en:Method)
IT (1) IT1178397B (en:Method)
NL (1) NL8401853A (en:Method)
NZ (1) NZ207889A (en:Method)
SE (1) SE460283B (en:Method)

Families Citing this family (19)

* 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
US6422517B1 (en) * 1999-12-02 2002-07-23 Boeing Company Aircraft tailstrike avoidance system
EP1727012B1 (en) * 1999-12-02 2007-11-07 The 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
EP1407226A1 (en) * 2001-07-17 2004-04-14 Honeywell International Inc. Pitch angle alerting device for ground proximity warning systems (gpws)
US20030146853A1 (en) * 2002-02-06 2003-08-07 Louis Bolduc 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
CN113928575A (zh) * 2021-10-20 2022-01-14 成都国营锦江机器厂 一种预防直升机尾部着地的告警方法和装置

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
IL48315A (en) * 1975-03-18 1978-08-31 United Technologies Corp Warning system for helicopters for avoiding tail contact during landing
US4027838A (en) * 1975-03-18 1977-06-07 United Technologies Corporation Helicopter warning system
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
FI841932A0 (fi) 1984-05-14
NZ207889A (en) 1987-07-31
DE3421441A1 (de) 1984-12-13
IT8448339A0 (it) 1984-06-07
GB2149373A (en) 1985-06-12
SE460283B (sv) 1989-09-25
AU2884384A (en) 1984-12-13
GB8428728D0 (en) 1984-12-27
IL71607A (en) 1990-08-31
SE8403096L (sv) 1984-12-11
NL8401853A (nl) 1985-01-02
GB8412949D0 (en) 1984-06-27
FI841932L (fi) 1984-12-11
FR2547275B1 (fr) 1988-04-15
CA1242255A (en) 1988-09-20
DE3421441C2 (en:Method) 1989-07-27
JPS608197A (ja) 1985-01-17
BE899879A (fr) 1984-12-10
CH660160A5 (fr) 1987-03-31
GR82152B (en:Method) 1984-12-13
GB2141394A (en) 1984-12-19
AU544110B2 (en) 1985-05-16
FI841932A7 (fi) 1984-12-11
GB2149373B (en) 1986-10-15
FR2547275A1 (fr) 1984-12-14
SE8403096D0 (sv) 1984-06-08
US4769645A (en) 1988-09-06
IT1178397B (it) 1987-09-09

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Legal Events

Date Code Title Description
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19960521