JPS636414U - - Google Patents

Info

Publication number
JPS636414U
JPS636414U JP10088586U JP10088586U JPS636414U JP S636414 U JPS636414 U JP S636414U JP 10088586 U JP10088586 U JP 10088586U JP 10088586 U JP10088586 U JP 10088586U JP S636414 U JPS636414 U JP S636414U
Authority
JP
Japan
Prior art keywords
operation ring
movable member
key
extend
lens barrel
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
JP10088586U
Other languages
Japanese (ja)
Other versions
JPH073374Y2 (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 JP1986100885U priority Critical patent/JPH073374Y2/en
Publication of JPS636414U publication Critical patent/JPS636414U/ja
Application granted granted Critical
Publication of JPH073374Y2 publication Critical patent/JPH073374Y2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Description

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

第１図〜第４図は本考案の実施例であり、第１
図はレンズ鏡筒の一部断面図、第２図は第１図の
部分拡大図を示し、第３図及び第４図は第２図と
別の実施例の部分拡大図を示す。第５図は従来の
レンズ鏡筒の一部断面図を示す。 （主要部分の符号の説明）、１…可動部材、２
…操作環、１ａ…キー部材、２ａ…キー溝、４…
固定鏡筒、５…保持部材。 Figures 1 to 4 show embodiments of the present invention.
The figure shows a partial sectional view of a lens barrel, FIG. 2 shows a partially enlarged view of FIG. 1, and FIGS. 3 and 4 show partially enlarged views of another embodiment from FIG. FIG. 5 shows a partial cross-sectional view of a conventional lens barrel. (Explanation of symbols of main parts), 1...Movable member, 2
...Operation ring, 1a...Key member, 2a...Keyway, 4...
Fixed lens barrel, 5... Holding member.

Claims (1)

【実用新案登録請求の範囲】 レンズを繰り出す為に外部操作可能な操作環と
、該操作環に連動し、該レンズを繰り出す可動可
能な可動部材とを有するレンズ鏡筒において、 前記操作環には、光軸方向に長く、両端が突き
抜けず且つ、カメラ本体と反対の溝端において前
記操作環端面付近まであるキー溝が２ケ所形成さ
れ、 前記可動部材には、前記操作環のキー溝に係合
するキー部材がプラスチツクモールド成型され、 前記可動部材が弾性変形して前記キー部材が前
記キー溝から逸脱するのを防止するように、操作
環と可動部材と該可動部材が嵌合する鏡筒との嵌
合関係を所定の関係に設定したことを特徴とする
レンズ鏡筒。[Scope of Utility Model Registration Claims] A lens barrel having an operation ring that can be externally operated to extend the lens, and a movable member that is movable in conjunction with the operation ring to extend the lens, the operation ring comprising: , two key grooves are formed that are long in the optical axis direction, do not penetrate through both ends, and extend to near the end surface of the operation ring at the groove end opposite to the camera body, and the movable member is engaged with the key groove of the operation ring. A key member is molded in plastic, and an operating ring, a movable member, and a lens barrel into which the movable member fits are configured to elastically deform the movable member and prevent the key member from deviating from the key groove. A lens barrel characterized in that a fitting relationship between the two is set to a predetermined relationship.
JP1986100885U 1986-07-01 1986-07-01 Lens barrel Expired - Lifetime JPH073374Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1986100885U JPH073374Y2 (en) 1986-07-01 1986-07-01 Lens barrel

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1986100885U JPH073374Y2 (en) 1986-07-01 1986-07-01 Lens barrel

Publications (2)

Publication Number Publication Date
JPS636414U true JPS636414U (en) 1988-01-16
JPH073374Y2 JPH073374Y2 (en) 1995-01-30

Family

ID=30971118

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1986100885U Expired - Lifetime JPH073374Y2 (en) 1986-07-01 1986-07-01 Lens barrel

Country Status (1)

Country Link
JP (1) JPH073374Y2 (en)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5957208A (en) * 1983-08-19 1984-04-02 Tamuron:Kk Zoom lens
JPS5953308U (en) * 1982-09-30 1984-04-07 株式会社ニコン zoom lens barrel
JPS59214810A (en) * 1983-05-20 1984-12-04 Canon Inc Lens barrel

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5953308U (en) * 1982-09-30 1984-04-07 株式会社ニコン zoom lens barrel
JPS59214810A (en) * 1983-05-20 1984-12-04 Canon Inc Lens barrel
JPS5957208A (en) * 1983-08-19 1984-04-02 Tamuron:Kk Zoom lens

Also Published As

Publication number Publication date
JPH073374Y2 (en) 1995-01-30

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