JPS58180539U - Focal plane shutter time adjustment mechanism - Google Patents

Focal plane shutter time adjustment mechanism

Info

Publication number
JPS58180539U
JPS58180539U JP1982076788U JP7678882U JPS58180539U JP S58180539 U JPS58180539 U JP S58180539U JP 1982076788 U JP1982076788 U JP 1982076788U JP 7678882 U JP7678882 U JP 7678882U JP S58180539 U JPS58180539 U JP S58180539U
Authority
JP
Japan
Prior art keywords
lever member
drive lever
adjustment mechanism
time adjustment
model registration
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
JP1982076788U
Other languages
Japanese (ja)
Other versions
JPS6239374Y2 (en
Inventor
修 大庭
Original Assignee
日本電産コパル株式会社
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 日本電産コパル株式会社 filed Critical 日本電産コパル株式会社
Priority to JP1982076788U priority Critical patent/JPS58180539U/en
Publication of JPS58180539U publication Critical patent/JPS58180539U/en
Application granted granted Critical
Publication of JPS6239374Y2 publication Critical patent/JPS6239374Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Shutter-Related Mechanisms (AREA)
  • Shutters For Cameras (AREA)

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図は本考案に係る実施例の平面図、第２図は第１図
のＡ−Ａ矢視方向の断面図、第３図は本考案に係る他の
実施例の平面図、第４図は第３図のＢ−Ｂ矢視方向の断
面図、第５図は本考案に係る更に他の実施例の平面図で
ある。 ２・・・先羽根用の電磁石装置、３・・・コイルボビン
、４．１０４・・・鉄芯、７・・・駆動レバー、８・・
・鉄片、１０・・・ばね、１２，１１２・・・偏芯ピン
、１４・・・先羽根群、１４ａ・・・スリット形成羽根
、２２・・・後羽根用の電磁石装置、２３・・・コイル
ボビン、２４゜１２４・・・鉄芯、２７・・・駆動レバ
ー、２８・・・鉄片、３０・・・ばね、３２，１３２・
・・偏芯ピン、３４・・・後羽根群、３４ａ・・・スリ
ット形成羽根、ｌ、　Ｌ・・・スタート位置までの距離
。FIG. 1 is a plan view of an embodiment according to the present invention, FIG. 2 is a sectional view taken along the arrow A-A in FIG. 1, FIG. 3 is a plan view of another embodiment according to the present invention, and FIG. The figure is a sectional view taken along the line B--B in FIG. 3, and FIG. 5 is a plan view of still another embodiment of the present invention. 2... Electromagnetic device for the leading blade, 3... Coil bobbin, 4.104... Iron core, 7... Drive lever, 8...
- Iron piece, 10... Spring, 12, 112... Eccentric pin, 14... Lead blade group, 14a... Slit forming blade, 22... Electromagnet device for rear blade, 23... Coil bobbin, 24° 124... Iron core, 27... Drive lever, 28... Iron piece, 30... Spring, 32,132...
... Eccentric pin, 34... Rear blade group, 34a... Slit forming blade, L, L... Distance to start position.

Claims (4)

【実用新案登録請求の範囲】[Scope of utility model registration request] （１）　　シャッタ羽根群を走行させるための駆動力源
を有する駆動レバ一部材と、 該駆動レバ一部材に枢着されている鉄片部材を吸着保持
することによって該駆動レバ一部材の動作′を直接に抑
止する電磁石装置と、を備えていて、該電磁石装置を消
磁することによって該駆動レバ一部材の抑止を解除〔、
駆動レバ一部材の動作に連動して該シャッタ羽根群がア
パーチャを開放したり又はおおったりする様に走行する
フォーカスブレニンシャッタにおいて、該駆動レバ一部
材の動作のスタート位置を変位させることにより、該駆
動レバ一部材の変位を介して該シャッタ羽根群の該アパ
ーチャに対するスタート位置を変化させることによって
、シャッタの秒時を調整するようにした事を特徴とする
秒時調整機構。(1) The operation of the drive lever member is controlled by sucking and holding a drive lever member having a driving force source for driving the shutter blade group and an iron piece member pivotally attached to the drive lever member. an electromagnet device that directly inhibits the drive lever member, and demagnetizes the electromagnet device to release the inhibition of the drive lever member.
In a focus brain shutter in which the shutter blade group moves to open or cover an aperture in conjunction with the operation of the drive lever member, by displacing the start position of the operation of the drive lever member, A second time adjustment mechanism, characterized in that the second time of the shutter is adjusted by changing the starting position of the shutter blade group with respect to the aperture through displacement of the drive lever member. （２）偏芯ピンによって鉄片部材を駆動レバ一部材に枢
着し、該偏芯ピンを回転させることにより該駆動レバ一
部材と該鉄片部材の相対位置を変化させて、該駆動レバ
一部材のスタート位置を変位させるようにしたことを特
徴とする実用新案登録請求の範囲第（１）項記載の秒時
調整機構。(2) The iron piece member is pivotally connected to the drive lever member by an eccentric pin, and the relative position of the drive lever member and the iron piece member is changed by rotating the eccentric pin, and the drive lever member is rotated. A second time adjustment mechanism according to claim (1) of the utility model registration, characterized in that the start position of the second time adjustment mechanism is changed. （３）鉄芯を可動となし、該鉄芯を偏芯ピンの回転によ
って微動させることによって１動レバ一部材のスタート
位置を変化させるようにしたことを特徴とする実用新案
登録請求の範囲（１）項記載の秒時調整機構。　　　　
　　゛(3) The scope of the utility model registration claim, characterized in that the iron core is movable, and the starting position of the single-motion lever member is changed by slightly moving the iron core by rotation of an eccentric pin ( Second time adjustment mechanism described in section 1).
゛ （４）電磁石装置全体を微動させ、駆動レバ一部材のス
タート位置を変位させるようにしたことを特徴とする実
用新案登録請求の範囲第（１）項記載の秒時調整機構。(4) The time adjustment mechanism according to claim (1) of the utility model registration, characterized in that the entire electromagnet device is slightly moved to displace the starting position of the drive lever member.
JP1982076788U 1982-05-25 1982-05-25 Focal plane shutter time adjustment mechanism Granted JPS58180539U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1982076788U JPS58180539U (en) 1982-05-25 1982-05-25 Focal plane shutter time adjustment mechanism

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1982076788U JPS58180539U (en) 1982-05-25 1982-05-25 Focal plane shutter time adjustment mechanism

Publications (2)

Publication Number Publication Date
JPS58180539U true JPS58180539U (en) 1983-12-02
JPS6239374Y2 JPS6239374Y2 (en) 1987-10-07

Family

ID=30086084

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1982076788U Granted JPS58180539U (en) 1982-05-25 1982-05-25 Focal plane shutter time adjustment mechanism

Country Status (1)

Country Link
JP (1) JPS58180539U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62223736A (en) * 1986-03-26 1987-10-01 Copal Co Ltd Electromagnetic driving shutter

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1215285A (en) * 1969-05-23 1970-12-09 Pentacon Dresden Veb Device for electro-magnetic shutter control
JPS4710231U (en) * 1971-03-01 1972-10-06
JPS5263328A (en) * 1975-11-20 1977-05-25 Fuji Photo Optical Co Ltd Start position adjustable device for focal plane shutter curtain
JPS5717933A (en) * 1980-07-07 1982-01-29 Canon Inc Shutter device using electromagnet
JPS5720108U (en) * 1980-07-07 1982-02-02

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5577461A (en) * 1978-12-06 1980-06-11 Tokyo Megane:Kk Working method of lens of eyeglasses

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1215285A (en) * 1969-05-23 1970-12-09 Pentacon Dresden Veb Device for electro-magnetic shutter control
JPS4710231U (en) * 1971-03-01 1972-10-06
JPS5263328A (en) * 1975-11-20 1977-05-25 Fuji Photo Optical Co Ltd Start position adjustable device for focal plane shutter curtain
JPS5717933A (en) * 1980-07-07 1982-01-29 Canon Inc Shutter device using electromagnet
JPS5720108U (en) * 1980-07-07 1982-02-02

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62223736A (en) * 1986-03-26 1987-10-01 Copal Co Ltd Electromagnetic driving shutter

Also Published As

Publication number Publication date
JPS6239374Y2 (en) 1987-10-07

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