JPS5443344B1 - - Google Patents

Info

Publication number
JPS5443344B1
JPS5443344B1 JP4735171A JP4735171A JPS5443344B1 JP S5443344 B1 JPS5443344 B1 JP S5443344B1 JP 4735171 A JP4735171 A JP 4735171A JP 4735171 A JP4735171 A JP 4735171A JP S5443344 B1 JPS5443344 B1 JP S5443344B1
Authority
JP
Japan
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.)
Pending
Application number
JP4735171A
Other languages
Japanese (ja)
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 filed Critical
Publication of JPS5443344B1 publication Critical patent/JPS5443344B1/ja
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q25/00—Antennas or antenna systems providing at least two radiating patterns
    • H01Q25/04—Multimode antennas
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
    • H01Q3/02—Arrangements 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
    • H01Q3/04—Arrangements 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

Landscapes

  • Aerials With Secondary Devices (AREA)
  • Support Of Aerials (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
  • Details Of Aerials (AREA)
  • Gear Transmission (AREA)
JP4735171A 1970-06-30 1971-06-30 Pending JPS5443344B1 (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US5109870A 1970-06-30 1970-06-30

Publications (1)

Publication Number Publication Date
JPS5443344B1 true JPS5443344B1 (enrdf_load_stackoverflow) 1979-12-19

Family

ID=21969332

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4735171A Pending JPS5443344B1 (enrdf_load_stackoverflow) 1970-06-30 1971-06-30

Country Status (6)

Country Link
US (1) US3624656A (enrdf_load_stackoverflow)
JP (1) JPS5443344B1 (enrdf_load_stackoverflow)
BE (1) BE769253A (enrdf_load_stackoverflow)
DE (1) DE2131641A1 (enrdf_load_stackoverflow)
FR (1) FR2096601B1 (enrdf_load_stackoverflow)
GB (1) GB1286419A (enrdf_load_stackoverflow)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH622129A5 (enrdf_load_stackoverflow) * 1977-09-30 1981-03-13 Bbc Brown Boveri & Cie
US4858490A (en) * 1987-10-13 1989-08-22 Hughes Aircraft Company Two motor redundant drive mechanism
JP3475872B2 (ja) * 1999-09-30 2003-12-10 日本電気株式会社 アンテナａｚ広角駆動装置及び駆動方法
US6398444B1 (en) * 1999-11-19 2002-06-04 Raytheon Company Coupling for airport surveillance antennas and other rotating structures
US6608596B2 (en) 2001-10-12 2003-08-19 The Boeing Company Microwave reflector antenna
US10720714B1 (en) * 2013-03-04 2020-07-21 Ethertronics, Inc. Beam shaping techniques for wideband antenna
CN110018444A (zh) * 2019-03-14 2019-07-16 安徽天兵电子科技股份有限公司 一种往返式自转旋转雷达
CN115289380B (zh) * 2022-06-29 2024-02-09 安徽恒诺机电科技有限公司 一种用于单电机双缸的俯仰电动缸
CN119407232B (zh) * 2025-01-08 2025-04-18 中国地质环境监测院(自然资源部地质灾害技术指导中心) 一种用于定向钻孔雷达的天线控向装置

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3040318A (en) * 1950-08-09 1962-06-19 United Aircraft Corp Radar antenna azimuth control and search system
US2719921A (en) * 1951-11-23 1955-10-04 Bendix Aviat Corp Tiltable search antenna pedestal
US3315543A (en) * 1964-06-24 1967-04-25 Falk Corp Housing for multiple-pinion gear drives
US3324474A (en) * 1964-09-18 1967-06-06 Gen Dynamics Corp Rotatable horn antenna with feed moveable out of horn to form omnidirectional antenna

Also Published As

Publication number Publication date
FR2096601A1 (enrdf_load_stackoverflow) 1972-02-18
FR2096601B1 (enrdf_load_stackoverflow) 1976-05-28
DE2131641A1 (de) 1972-01-13
GB1286419A (en) 1972-08-23
BE769253A (fr) 1971-12-29
US3624656A (en) 1971-11-30

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