JPH02130108U - - Google Patents

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Publication number
JPH02130108U
JPH02130108U JP4021689U JP4021689U JPH02130108U JP H02130108 U JPH02130108 U JP H02130108U JP 4021689 U JP4021689 U JP 4021689U JP 4021689 U JP4021689 U JP 4021689U JP H02130108 U JPH02130108 U JP H02130108U
Authority
JP
Japan
Prior art keywords
sleeve
diameter
pole
rod antenna
poles
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.)
Granted
Application number
JP4021689U
Other languages
Japanese (ja)
Other versions
JPH0731608Y2 (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 JP1989040216U priority Critical patent/JPH0731608Y2/en
Publication of JPH02130108U publication Critical patent/JPH02130108U/ja
Application granted granted Critical
Publication of JPH0731608Y2 publication Critical patent/JPH0731608Y2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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  • Details Of Aerials (AREA)

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は本考案の一実施例を示す全体正面図、
第２図は一実施例の要部断面図、第３図は一実施
例に使用するスリーブの自由状態での斜視図、第
４図ａ，ｂ，ｃは要部の作用説明図、第５図はス
リーブの縮径状態の斜視図である。 １……アンテナ素子、２，３，４……ポール、
４ａ……内面テーパ部、５……アンテナトツプ、
６……アンテナ収納筒、７……スリーブ、７ａ…
…切込み、７ｂ……切割り、８……ストツパリン
グ、９……摺動バネ。 FIG. 1 is an overall front view showing an embodiment of the present invention;
Fig. 2 is a sectional view of the main part of one embodiment, Fig. 3 is a perspective view of the sleeve used in the embodiment in a free state, Figs. The figure is a perspective view of the sleeve in a reduced diameter state. 1... antenna element, 2, 3, 4... pole,
4a...Inner tapered part, 5...Antenna top,
6...Antenna storage tube, 7...Sleeve, 7a...
...notch, 7b...cut, 8...stopper ring, 9...sliding spring.

Claims (1)

【実用新案登録請求の範囲】 １ 径の異なる複数本のポールを伸縮自在に嵌合
して連結したアンテナ素子と、このアンテナ素子
の各ポール間に嵌挿されるスリーブとを備え、 上記スリーブは、先端部に複数の切込みを有し
、かつ円周一部に形成した切割りにより縮径可能
な硬質材料で構成して径大側ポールの内面に弾接
させると共に、 上記各径大側ポールの先端部には、スリーブと
の係合でその先端部を縮径させて各径小側ポール
の外面に弾接させる内面テーパ部を形成してなる
ロツドアンテナ。 ２ スリーブは、導電性合成樹脂で構成してなる
請求項１記載のロツドアンテナ。 ３ スリーブに形成する切割りは屈折形状である
請求項１記載のロツドアンテナ。[Claims for Utility Model Registration] 1. An antenna element comprising a plurality of poles with different diameters telescopically fitted and connected, and a sleeve fitted between each pole of the antenna element, the sleeve comprising: It is made of a hard material that has a plurality of notches at the tip and can be reduced in diameter by the cuts formed in a part of the circumference, and is brought into elastic contact with the inner surface of the large diameter pole, and the tip of each of the above large diameter poles. The rod antenna is formed with an inner tapered part that reduces the diameter of the distal end part by engagement with the sleeve and brings it into elastic contact with the outer surface of each small-diameter pole. 2. The rod antenna according to claim 1, wherein the sleeve is made of conductive synthetic resin. 3. The rod antenna according to claim 1, wherein the cut formed in the sleeve has a bent shape.
JP1989040216U 1989-04-04 1989-04-04 Rod antenna Expired - Lifetime JPH0731608Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1989040216U JPH0731608Y2 (en) 1989-04-04 1989-04-04 Rod antenna

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1989040216U JPH0731608Y2 (en) 1989-04-04 1989-04-04 Rod antenna

Publications (2)

Publication Number Publication Date
JPH02130108U true JPH02130108U (en) 1990-10-26
JPH0731608Y2 JPH0731608Y2 (en) 1995-07-19

Family

ID=31549813

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1989040216U Expired - Lifetime JPH0731608Y2 (en) 1989-04-04 1989-04-04 Rod antenna

Country Status (1)

Country Link
JP (1) JPH0731608Y2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03125508U (en) * 1990-03-30 1991-12-18

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5260551A (en) * 1975-11-13 1977-05-19 Matsushita Electric Ind Co Ltd Formation of anti-resonant elastic material on rod antenna pipe
JPS6114507U (en) * 1984-06-28 1986-01-28 株式会社ヨコオ telescopic rod antenna
JPS6170406U (en) * 1984-10-12 1986-05-14

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5260551A (en) * 1975-11-13 1977-05-19 Matsushita Electric Ind Co Ltd Formation of anti-resonant elastic material on rod antenna pipe
JPS6114507U (en) * 1984-06-28 1986-01-28 株式会社ヨコオ telescopic rod antenna
JPS6170406U (en) * 1984-10-12 1986-05-14

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03125508U (en) * 1990-03-30 1991-12-18

Also Published As

Publication number Publication date
JPH0731608Y2 (en) 1995-07-19

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