FR1095355A - Drive mechanism of a waveguide rotating in such a way that its output describes a circular path for conical scanning in radar antennas - Google Patents

Drive mechanism of a waveguide rotating in such a way that its output describes a circular path for conical scanning in radar antennas

Info

Publication number
FR1095355A
FR1095355A FR1095355DA FR1095355A FR 1095355 A FR1095355 A FR 1095355A FR 1095355D A FR1095355D A FR 1095355DA FR 1095355 A FR1095355 A FR 1095355A
Authority
FR
France
Prior art keywords
way
drive mechanism
circular path
radar antennas
conical scanning
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
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.)
Thales Nederland BV
Original Assignee
Thales Nederland BV
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 Thales Nederland BV filed Critical Thales Nederland BV
Application granted granted Critical
Publication of FR1095355A publication Critical patent/FR1095355A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • H01Q3/12Arrangements 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 relative movement between primary active elements and secondary devices of antennas or antenna systems
    • H01Q3/16Arrangements 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 relative movement between primary active elements and secondary devices of antennas or antenna systems for varying relative position of primary active element and a reflecting device
    • H01Q3/18Arrangements 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 relative movement between primary active elements and secondary devices of antennas or antenna systems for varying relative position of primary active element and a reflecting device wherein the primary active element is movable and the reflecting device is fixed
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01PWAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P1/00Auxiliary devices
    • H01P1/06Movable joints, e.g. rotating joints
    • H01P1/062Movable joints, e.g. rotating joints the relative movement being a rotation
    • H01P1/066Movable joints, e.g. rotating joints the relative movement being a rotation with an unlimited angle of rotation
    • H01P1/067Movable joints, e.g. rotating joints the relative movement being a rotation with an unlimited angle of rotation the energy being transmitted in only one line located on the axis of rotation
FR1095355D 1952-11-07 1953-11-05 Drive mechanism of a waveguide rotating in such a way that its output describes a circular path for conical scanning in radar antennas Expired FR1095355A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL322303X 1952-11-07

Publications (1)

Publication Number Publication Date
FR1095355A true FR1095355A (en) 1955-06-01

Family

ID=19784031

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1095355D Expired FR1095355A (en) 1952-11-07 1953-11-05 Drive mechanism of a waveguide rotating in such a way that its output describes a circular path for conical scanning in radar antennas

Country Status (6)

Country Link
BE (1) BE524074A (en)
CH (1) CH322303A (en)
DE (1) DE1066245B (en)
FR (1) FR1095355A (en)
GB (1) GB731586A (en)
NL (2) NL173649B (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE974734C (en) * 1955-12-14 1961-04-13 Siemens Ag Albis Radar antenna array
US4876554A (en) * 1988-01-19 1989-10-24 Qualcomm, Inc. Pillbox antenna and antenna assembly
US5117240A (en) * 1988-01-11 1992-05-26 Microbeam Corporation Multimode dielectric-loaded double-flare antenna
US5434548A (en) * 1994-03-28 1995-07-18 Qualcomm Incorporated Coaxial-waveguide rotary coupling assemblage

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE977768C (en) * 1964-06-28 1970-01-02 Telefunken Patent Device for determining the angular offset of the position of a radiation source in relation to a reference direction

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE974734C (en) * 1955-12-14 1961-04-13 Siemens Ag Albis Radar antenna array
US5117240A (en) * 1988-01-11 1992-05-26 Microbeam Corporation Multimode dielectric-loaded double-flare antenna
US4876554A (en) * 1988-01-19 1989-10-24 Qualcomm, Inc. Pillbox antenna and antenna assembly
US5434548A (en) * 1994-03-28 1995-07-18 Qualcomm Incorporated Coaxial-waveguide rotary coupling assemblage

Also Published As

Publication number Publication date
GB731586A (en) 1955-06-08
NL80945C (en)
DE1066245B (en) 1900-01-01
NL173649B (en)
BE524074A (en)
CH322303A (en) 1956-06-15

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