JPH03101021U - - Google Patents

Info

Publication number
JPH03101021U
JPH03101021U JP1990009027U JP902790U JPH03101021U JP H03101021 U JPH03101021 U JP H03101021U JP 1990009027 U JP1990009027 U JP 1990009027U JP 902790 U JP902790 U JP 902790U JP H03101021 U JPH03101021 U JP H03101021U
Authority
JP
Japan
Prior art keywords
side base
base body
driven
driving
coil spring
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
JP1990009027U
Other languages
English (en)
Other versions
JPH0646089Y2 (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
Priority to JP1990009027U priority Critical patent/JPH0646089Y2/ja
Priority to US07/649,651 priority patent/US5173716A/en
Publication of JPH03101021U publication Critical patent/JPH03101021U/ja
Application granted granted Critical
Publication of JPH0646089Y2 publication Critical patent/JPH0646089Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/08—Means for collapsing antennas or parts thereof
    • H01Q1/10—Telescopic elements
    • H01Q1/103—Latching means; ensuring extension or retraction thereof

Description

【図面の簡単な説明】
第１図は本考案の一実施例を示す断面図、第２
図は第１図を−線で切断し矢印方向に見た場
合に相当する断面図である。 １０……駆動側基体、２０……従動側基体、３
０……回転力伝達機構、３１……突起、３２……
溝、３３，３４……凸壁、３５……コイルスプリ
ング、３６ａ，３６ｂ……弾性芯部材。

Claims (1)

  1. 【実用新案登録請求の範囲】 (1) モータ動力により回転する円盤状の駆動側
    基体と、この駆動側基体と同心的に隣接して設け
    られ且つ回転することによりアンテナ素子を伸長
    また縮小させる円盤状の従動側基体と、前記駆動
    側基体と前記従動側基体との間に介在し上記駆動
    側基体の回転力を上記従動側基体に伝達する回転
    力伝達機構とを備え、 前記回転力伝達機構は、前記駆動側基体および
    従動側基体の対向面のいずれか一方に円周方向に
    沿つて設けられた溝と、この溝の特定領域におい
    て溝内長手方向に伸縮可能な如く装填されたコイ
    ルスプリングと、このコイルスプリングを前記駆
    動側基体と従動側基体との相対的な回転に伴い圧
    縮変形させる如く上記駆動側基体および従動側基
    体の対向面の他方に突設された突起と、 を具備したことを特徴とする電動伸縮形アンテナ
    駆動装置。 (2) コイルスプリングの中空部内にゴム等から
    なる弾性芯部材を挿着し、上記コイルスプリング
    および弾性芯部材が、駆動側基体と従動側基体と
    の相対的な回転に伴う突起の動きにより、特定の
    変位対圧力の関係をもつて圧縮変形する如く設定
    されていることを特徴とする請求項１に記載の電
    動伸縮形アンテナ駆動装置。
JP1990009027U 1990-02-02 1990-02-02 電動伸縮形アンテナ駆動装置 Expired - Lifetime JPH0646089Y2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP1990009027U JPH0646089Y2 (ja) 1990-02-02 1990-02-02 電動伸縮形アンテナ駆動装置
US07/649,651 US5173716A (en) 1990-02-02 1991-02-01 Device for driving telescopic power antenna

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1990009027U JPH0646089Y2 (ja) 1990-02-02 1990-02-02 電動伸縮形アンテナ駆動装置

Publications (2)

Publication Number Publication Date
JPH03101021U true JPH03101021U (ja) 1991-10-22
JPH0646089Y2 JPH0646089Y2 (ja) 1994-11-24

Family

ID=11709177

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1990009027U Expired - Lifetime JPH0646089Y2 (ja) 1990-02-02 1990-02-02 電動伸縮形アンテナ駆動装置

Country Status (2)

Country Link
US (1) US5173716A (ja)
JP (1) JPH0646089Y2 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009240769A (ja) * 2008-03-28 2009-10-22 Olympus Medical Systems Corp 回転力伝達機構、力量緩和装置、医療用デバイス及び処置具操作機構

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0644209U (ja) * 1992-11-13 1994-06-10 原田工業株式会社 電動伸縮形アンテナ駆動装置
IT239102Y1 (it) * 1995-03-14 2001-02-19 Holmac Sas Dispositivo per sottoporre un albero ad un movimento combinato dirotazione semplice e di rotazione alternata, di ampiezza ridotta,
JPH0949562A (ja) * 1995-08-08 1997-02-18 Nikko:Kk カウンターギヤ
JPH10327007A (ja) * 1997-05-23 1998-12-08 Harada Ind Co Ltd 電動アンテナ用クラッチ
JPH11101060A (ja) * 1997-09-26 1999-04-13 Aisin Seiki Co Ltd 緩衝機構付きモータ装置
JP3743224B2 (ja) * 1999-09-30 2006-02-08 スズキ株式会社 船外機のクラッチ機構
US6318196B1 (en) * 1999-11-01 2001-11-20 Chung-I Chang Structure of a pistol-like automobile center lock driving apparatus
US6175339B1 (en) 1999-11-23 2001-01-16 Winegard Company Retractable antenna clamp
US8617054B2 (en) * 2006-01-13 2013-12-31 Olympus Medical Systems Corp. Medical treatment endoscope
US9289112B2 (en) * 2006-01-13 2016-03-22 Olympus Corporation Medical treatment endoscope having an operation stick formed to allow a procedure instrument to pass
US9308049B2 (en) * 2006-01-13 2016-04-12 Olympus Corporation Medical treatment endoscope
US9173550B2 (en) 2006-01-13 2015-11-03 Olympus Corporation Medical apparatus
US8439828B2 (en) * 2006-01-13 2013-05-14 Olympus Medical Systems Corp. Treatment endoscope

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63120402U (ja) * 1987-01-28 1988-08-04

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US446123A (en) * 1891-02-10 George c
US1522774A (en) * 1921-06-04 1925-01-13 John T Kerwin Shaft coupling
GB1441247A (en) * 1972-12-01 1976-06-30 Chapman Consultants Ltd Charle Couplings methods of recording and/or play back aerials
EP0106882A4 (en) * 1982-04-09 1984-09-11 Nat Ind Inc Retractable motorized antenna.
FR2587776B1 (fr) * 1985-09-26 1989-10-20 Mecanismes Comp Ind De Dispositif amortisseur de couple dans un motoreducteur electrique destine a l'entrainement d'accessoires dans les vehicules automobiles
JPS62206902A (ja) * 1986-03-06 1987-09-11 Asmo Co Ltd 電動アンテナ装置
JPS6420428A (en) * 1987-07-15 1989-01-24 Fujitsu Ltd Formation of acicular member

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63120402U (ja) * 1987-01-28 1988-08-04

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009240769A (ja) * 2008-03-28 2009-10-22 Olympus Medical Systems Corp 回転力伝達機構、力量緩和装置、医療用デバイス及び処置具操作機構

Also Published As

Publication number Publication date
US5173716A (en) 1992-12-22
JPH0646089Y2 (ja) 1994-11-24

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