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
Links
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 claims description 5
- 230000001681 protective effect Effects 0.000 claims description 3
- 239000006261 foam material Substances 0.000 claims 1
- 238000005187 foaming Methods 0.000 description 1
Landscapes
- Variable-Direction Aerials And Aerial Arrays (AREA)
- Details Of Aerials (AREA)
Description
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。
FIG. 1 shows a cross-sectional view of the invention, and FIG. 2 shows a top view of the invention. However, lead wires 51 and 53
The encoder lead wire 41 is shown in a perspective view. 1...rotating shaft, 2...frame, 3...concentric cover,
4... Encoder, 5... Helical element, 6... Reflector, 7... Foaming material, 8... Protective dome, 9... Protective plate, 1
0...Base, 13...Belt, 14...Motor, 15
・16...Gap, 31, 32, 33...Fixing tool, 41
... Lead wire of encoder, 51 ... Lead wire of antenna, 52 ... Electromagnetic coupler, 53 ... Lead wire of electromagnetic coupler, 111, 112 ... Bearing, 121 ... Pulley of rotating shaft, 122 ... Pulley of motor shaft.
Claims (1)
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
。 In order to smoothly rotate the reflective plate 6 and the helical element 5 fixed to the upper surface of the frame 2 fixed to the rotating shaft 1 with fixtures 31 and 32, the outer periphery of the helical element is placed along the inner periphery of the protective dome 8. The structure is filled with an insulating foam material so that the antenna has the same shape, and the lead wire 51 of the antenna of the helical element is connected to the rotary electromagnetic coupler 52 through the hollow part of the rotating shaft 1 to transmit high frequency power. Rotating helical antenna.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1115385U JPS61128808U (en) | 1985-01-31 | 1985-01-31 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1115385U JPS61128808U (en) | 1985-01-31 | 1985-01-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61128808U true JPS61128808U (en) | 1986-08-12 |
Family
ID=30493006
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1115385U Pending JPS61128808U (en) | 1985-01-31 | 1985-01-31 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61128808U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0284412U (en) * | 1988-12-15 | 1990-06-29 | ||
| WO2005112189A1 (en) * | 2004-05-18 | 2005-11-24 | Electronic Navigation Research Institute, An Independent Administrative Institution | Radio wave device |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5384546A (en) * | 1976-12-29 | 1978-07-26 | Fujitsu Ltd | Antenna unit with test terminal |
-
1985
- 1985-01-31 JP JP1115385U patent/JPS61128808U/ja active Pending
Patent Citations (1)
| 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)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0284412U (en) * | 1988-12-15 | 1990-06-29 | ||
| WO2005112189A1 (en) * | 2004-05-18 | 2005-11-24 | Electronic Navigation Research Institute, An Independent Administrative Institution | Radio wave device |
| US7446730B2 (en) | 2004-05-18 | 2008-11-04 | Electronic Navigation Research Institute | Radio wave device |