JPS61128808U - - Google Patents

Info

Publication number
JPS61128808U
JPS61128808U JP1115385U JP1115385U JPS61128808U JP S61128808 U JPS61128808 U JP S61128808U JP 1115385 U JP1115385 U JP 1115385U JP 1115385 U JP1115385 U JP 1115385U JP S61128808 U JPS61128808 U JP S61128808U
Authority
JP
Japan
Prior art keywords
antenna
helical element
rotating shaft
helical
fixed
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.)
Pending
Application number
JP1115385U
Other languages
English (en)
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
Priority to JP1115385U priority Critical patent/JPS61128808U/ja
Publication of JPS61128808U publication Critical patent/JPS61128808U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Variable-Direction Aerials And Aerial Arrays (AREA)
  • Details Of Aerials (AREA)

Description

【図面の簡単な説明】
第1図は本考案の断面図を示し、第2図は本考
案の上面図を示す。ただし、リード線51・53
およびエンコーダのリード線41は透視図を示し
てある。 1…回転軸、2…フレーム、3…同心カバー、
4…エンコーダ、5…ヘリカル素子、6…反射板
、7…発泡材、8…保護ドーム、9…保護板、1
0…ベース、13…ベルト、14…モータ、15
・16…隙間、31・32・33…固定具、41
…エンコーダのリード線、51…アンテナのリー
ド線、52…電磁結合器、53…電磁結合器のリ
ード線、111・112…軸受、121…回転軸
のプーリ、122…モータ軸のプーリ。

Claims (1)

    【実用新案登録請求の範囲】
  1. 回転軸1に固定したフレーム2の上面に、反射
    板6と固定具31・32で固定したヘリカル素子
    5とを円滑に回転させるために、ヘリカル素子の
    外周が保護ドーム8の内周に沿つた形状になるよ
    うに、絶縁性の発泡材を充填し、ヘリカル素子の
    アンテナのリード線51を回転軸1の中空部を通
    して回転型の電磁結合器52に接続して高周波電
    力の伝送を行う構造の回転型ヘリカル・アンテナ
JP1115385U 1985-01-31 1985-01-31 Pending JPS61128808U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1115385U JPS61128808U (ja) 1985-01-31 1985-01-31

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1115385U JPS61128808U (ja) 1985-01-31 1985-01-31

Publications (1)

Publication Number Publication Date
JPS61128808U true JPS61128808U (ja) 1986-08-12

Family

ID=30493006

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1115385U Pending JPS61128808U (ja) 1985-01-31 1985-01-31

Country Status (1)

Country Link
JP (1) JPS61128808U (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0284412U (ja) * 1988-12-15 1990-06-29
WO2005112189A1 (ja) * 2004-05-18 2005-11-24 Electronic Navigation Research Institute, An Independent Administrative Institution 電波装置

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5384546A (en) * 1976-12-29 1978-07-26 Fujitsu Ltd Antenna unit with test terminal

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5384546A (en) * 1976-12-29 1978-07-26 Fujitsu Ltd Antenna unit with test terminal

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0284412U (ja) * 1988-12-15 1990-06-29
WO2005112189A1 (ja) * 2004-05-18 2005-11-24 Electronic Navigation Research Institute, An Independent Administrative Institution 電波装置
US7446730B2 (en) 2004-05-18 2008-11-04 Electronic Navigation Research Institute Radio wave device

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