FR2144822A1 - - Google Patents

Info

Publication number
FR2144822A1
FR2144822A1 FR7224422A FR7224422A FR2144822A1 FR 2144822 A1 FR2144822 A1 FR 2144822A1 FR 7224422 A FR7224422 A FR 7224422A FR 7224422 A FR7224422 A FR 7224422A FR 2144822 A1 FR2144822 A1 FR 2144822A1
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.)
Withdrawn
Application number
FR7224422A
Other languages
French (fr)
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.)
Westland Group PLC
Original Assignee
Westland Aircraft Ltd
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 Westland Aircraft Ltd filed Critical Westland Aircraft Ltd
Publication of FR2144822A1 publication Critical patent/FR2144822A1/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01QANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00Details of, or arrangements associated with, antennas
    • H01Q1/08Means for collapsing antennas or parts thereof
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01QANTENNAS, i.e. RADIO AERIALS
    • H01Q3/00Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
    • H01Q3/02Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system using mechanical movement of antenna or antenna system as a whole
    • H01Q3/04Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system using mechanical movement of antenna or antenna system as a whole for varying one co-ordinate of the orientation
FR7224422A 1971-07-07 1972-07-06 Withdrawn FR2144822A1 (https=)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3195171 1971-07-07

Publications (1)

Publication Number Publication Date
FR2144822A1 true FR2144822A1 (https=) 1973-02-16

Family

ID=10330810

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7224422A Withdrawn FR2144822A1 (https=) 1971-07-07 1972-07-06

Country Status (4)

Country Link
US (1) US3803614A (https=)
DE (1) DE2233178A1 (https=)
FR (1) FR2144822A1 (https=)
GB (1) GB1347276A (https=)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0088664A1 (fr) * 1982-03-05 1983-09-14 Alcatel Espace Dispositif de couplage entre deux guides d'ondes hyperfréquences
RU2291525C2 (ru) * 2005-01-11 2007-01-10 Федеральное Государственное Унитарное Предприятие "Нижегородский Научно-Исследовательский Институт Радиотехники" Радиолокационное антенно-фидерное устройство для вертолета
RU2308129C1 (ru) * 2005-12-19 2007-10-10 Федеральное Государственное Унитарное Предприятие "Нижегородский Научно-Исследовательский Институт Радиотехники" Конструкция удлиненной радиолокационной антенной решетки для летательного аппарата

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2516893A1 (fr) * 1981-11-26 1983-05-27 Aerospatiale Systeme permettant le maintien temporaire et la liberation de deux parties, plus particulierement dans le domaine spatial
SE8304731L (sv) * 1982-09-03 1984-03-04 Marconi Avionics Flygburet forvarningssystem
US4833484A (en) * 1984-02-09 1989-05-23 The General Electric Company, P.L.C. Earth terminal for satellite communication
US4916445A (en) * 1988-11-09 1990-04-10 Crossley Simon M Obstruction proximity indication system for an aircraft
WO2010025490A1 (en) * 2008-09-02 2010-03-11 Joane Andre Sidler Arrangement for illuminating an aircraft fuselage
US8264377B2 (en) 2009-03-02 2012-09-11 Griffith Gregory M Aircraft collision avoidance system
US11682313B2 (en) 2021-03-17 2023-06-20 Gregory M. Griffith Sensor assembly for use in association with aircraft collision avoidance system and method of using the same
US12060148B2 (en) 2022-08-16 2024-08-13 Honeywell International Inc. Ground resonance detection and warning system and method

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2702346A (en) * 1953-03-23 1955-02-15 North American Aviation Inc Retractable antenna housing or radome
US2984834A (en) * 1957-07-30 1961-05-16 United Aircraft Corp Retractable and rotatable scanning device
GB1084065A (https=) * 1965-03-02
US3646564A (en) * 1969-03-03 1972-02-29 Raytheon Co Antenna slew system
US3656164A (en) * 1969-12-04 1972-04-11 Lockheed Aircraft Corp Retractable aircraft antenna with streamlined radome for scanning

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0088664A1 (fr) * 1982-03-05 1983-09-14 Alcatel Espace Dispositif de couplage entre deux guides d'ondes hyperfréquences
RU2291525C2 (ru) * 2005-01-11 2007-01-10 Федеральное Государственное Унитарное Предприятие "Нижегородский Научно-Исследовательский Институт Радиотехники" Радиолокационное антенно-фидерное устройство для вертолета
RU2308129C1 (ru) * 2005-12-19 2007-10-10 Федеральное Государственное Унитарное Предприятие "Нижегородский Научно-Исследовательский Институт Радиотехники" Конструкция удлиненной радиолокационной антенной решетки для летательного аппарата

Also Published As

Publication number Publication date
DE2233178A1 (de) 1973-01-11
GB1347276A (en) 1974-02-27
US3803614A (en) 1974-04-09

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Legal Events

Date Code Title Description
ST Notification of lapse