JPS594505U - Zoom lens operation mechanism - Google Patents

Zoom lens operation mechanism

Info

Publication number
JPS594505U
JPS594505U JP9868582U JP9868582U JPS594505U JP S594505 U JPS594505 U JP S594505U JP 9868582 U JP9868582 U JP 9868582U JP 9868582 U JP9868582 U JP 9868582U JP S594505 U JPS594505 U JP S594505U
Authority
JP
Japan
Prior art keywords
zoom lens
circumferential surface
operating mechanism
slip gear
gear
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
JP9868582U
Other languages
Japanese (ja)
Other versions
JPS6235049Y2 (en
Inventor
淳 新井
野沢　昌也
Original Assignee
富士写真光機株式会社
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 富士写真光機株式会社 filed Critical 富士写真光機株式会社
Priority to JP9868582U priority Critical patent/JPS594505U/en
Publication of JPS594505U publication Critical patent/JPS594505U/en
Application granted granted Critical
Publication of JPS6235049Y2 publication Critical patent/JPS6235049Y2/ja
Granted legal-status Critical Current

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Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

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

第１図は従来の電動駆動ズームレンズの要部断面図、第
２図イ１口、ハは第１図におけるスリップギヤー機構の
従来例を示す要部断面図、第３図は本考案機構の要部断
面図および第４図は第３図におけるＡＡ’断面図をそれ
ぞれ示す。 １０・・・ズーム操作リング、１１・・・スリップギヤ
ー、１２・・・ズームリング本体、１３・・・駆動ギヤ
ー、１４・・・変位レンズ、１５・・・フリクションバ
ネ、１７．１８・・・スチールボール。 １０　　　／　　　”！ ／　　　　Ｕｔ　　　　／ １　　　　　　　／ＺFig. 1 is a sectional view of the main part of a conventional electrically driven zoom lens, Fig. 2 A and C are sectional views of the main part showing a conventional example of the slip gear mechanism in Fig. 1, and Fig. 3 is a sectional view of the main part of the mechanism of the present invention. The main part sectional view and FIG. 4 respectively show the AA' sectional view in FIG. 3. DESCRIPTION OF SYMBOLS 10...Zoom operation ring, 11...Slip gear, 12...Zoom ring body, 13...Drive gear, 14...Displacement lens, 15...Friction spring, 17.18... steel ball. 10/”!/Ut/1/Z

Claims (2)

【実用新案登録請求の範囲】[Scope of utility model registration request] （１）　　回動操作により変倍レンズ系を光軸方向に移
動させるブーム操作リングとこのズーム操作り１　　ン
グの外周面にフリクション結合し電動駆動されるスリッ
プギヤーとからなるズームレンズの操作機構において、 ７前記スリツプギヤーの内周面に間隙部を設け゛この間
隙部に線状フリクションバネを嵌め込むと共にこの内周
面であって前記フリクションバネの両端近傍に孔部を設
けこの孔部にスチールボールを嵌合させたことを特徴と
するズームレンズの操作機構。(1) In a zoom lens operating mechanism consisting of a boom operating ring that moves the variable magnification lens system in the optical axis direction by rotation, and a slip gear that is frictionally coupled to the outer circumferential surface of the zoom operating ring and is electrically driven. 7. A gap is provided on the inner circumferential surface of the slip gear. A linear friction spring is fitted into this gap, and holes are provided on the inner circumferential surface near both ends of the friction spring, and a steel ball is inserted into the hole. A zoom lens operating mechanism characterized by being fitted with. （２）前記スリップギヤーをモールドギヤーとなしたこ
とを特徴とする実用新案登録請求の範囲第１項記載のズ
ームレンズの操作機構。(2) The operating mechanism for a zoom lens according to claim 1, wherein the slip gear is a molded gear.
JP9868582U 1982-06-30 1982-06-30 Zoom lens operation mechanism Granted JPS594505U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9868582U JPS594505U (en) 1982-06-30 1982-06-30 Zoom lens operation mechanism

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9868582U JPS594505U (en) 1982-06-30 1982-06-30 Zoom lens operation mechanism

Publications (2)

Publication Number Publication Date
JPS594505U true JPS594505U (en) 1984-01-12
JPS6235049Y2 JPS6235049Y2 (en) 1987-09-07

Family

ID=30234190

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9868582U Granted JPS594505U (en) 1982-06-30 1982-06-30 Zoom lens operation mechanism

Country Status (1)

Country Link
JP (1) JPS594505U (en)

Also Published As

Publication number Publication date
JPS6235049Y2 (en) 1987-09-07

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