JPS58195232U - 可変倍複写装置における半速ミラ−の衝突防止機構 - Google Patents

可変倍複写装置における半速ミラ−の衝突防止機構

Info

Publication number
JPS58195232U
JPS58195232U JP1982093170U JP9317082U JPS58195232U JP S58195232 U JPS58195232 U JP S58195232U JP 1982093170 U JP1982093170 U JP 1982093170U JP 9317082 U JP9317082 U JP 9317082U JP S58195232 U JPS58195232 U JP S58195232U
Authority
JP
Japan
Prior art keywords
lens system
speed mirror
prevention mechanism
collision prevention
variable magnification
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
JP1982093170U
Other languages
English (en)
Other versions
JPH0428103Y2 (ja
Inventor
市ノ川　和宏
Original Assignee
旭光学工業株式会社
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 旭光学工業株式会社 filed Critical 旭光学工業株式会社
Priority to JP1982093170U priority Critical patent/JPS58195232U/ja
Priority to US06/496,735 priority patent/US4486092A/en
Priority to GB08314200A priority patent/GB2122360B/en
Priority to DE3322445A priority patent/DE3322445C2/de
Publication of JPS58195232U publication Critical patent/JPS58195232U/ja
Application granted granted Critical
Publication of JPH0428103Y2 publication Critical patent/JPH0428103Y2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B27/00—Photographic printing apparatus
    • G03B27/32—Projection printing apparatus, e.g. enlarger, copying camera
    • G03B27/52—Details
    • G03B27/522—Projection optics
    • G03B27/525—Projection optics for slit exposure
    • G03B27/526—Projection optics for slit exposure in which the projection optics move
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G15/00—Apparatus for electrographic processes using a charge pattern
    • G03G15/04—Apparatus for electrographic processes using a charge pattern for exposing, i.e. imagewise exposure by optically projecting the original image on a photoconductive recording material
    • G03G15/041—Apparatus for electrographic processes using a charge pattern for exposing, i.e. imagewise exposure by optically projecting the original image on a photoconductive recording material with variable magnification

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • General Physics & Mathematics (AREA)
  • Variable Magnification In Projection-Type Copying Machines (AREA)
  • Exposure Or Original Feeding In Electrophotography (AREA)
  • Optical Systems Of Projection Type Copiers (AREA)
  • Facsimile Scanning Arrangements (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。

Description

【図面の簡単な説明】
第１図は可変倍複写装置の構造を簡略して示す模式的な
図、第２図は半速ミラーの走査領域とズームレンズ系の
移動領域の関係を示す模式的な図、第３図は本考案に係
る衝突防止機構を示す機構図、第４図は同上斜視図であ
る。 １・・・複写装置本体、３・・・原稿、５・・・全４ミ
ラー、６．７・・・半速ミラー、８・・・ズームレンズ
系、１０・・・感光ドラム、１９・・・半環状ナツト、
２４−・・・解除レバー、２７・・・検知器。

Claims (1)

  1. 【実用新案登録請求の範囲】 １　原稿に対して全速ミラーと半速ミラーとを走査レン
    ズ系を介して感光体面上に等倍を含む拡−大及び縮小さ
    れた静電潜像を形成するもので、上記半速ミラーの走査
    領域とレンズ系の移動領域とをオーバーラツプさせるよ
    うに構成した可変倍複写装置において、変倍率時にレン
    ズ系を移動させて停止させるためのレンズ系の移動手段
    と、半速ミラーが上記レンズ系と衝突するのを防止すべ
    く半速ミラーの暴走からレンズ系を退避させる退避手段
    と、半速ミラーのレレンズ系に対する異常接近を検出す
    る検知部材とを具備する衝突防止機構。 ２　前記レンズ系移動手段が送りねじとその送りねじに
    螺合する半環状ナツトからなる実用新案登録請求の範囲
    第１項記載の衝突防止機構。
JP1982093170U 1982-06-22 1982-06-22 可変倍複写装置における半速ミラ−の衝突防止機構 Granted JPS58195232U (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP1982093170U JPS58195232U (ja) 1982-06-22 1982-06-22 可変倍複写装置における半速ミラ−の衝突防止機構
US06/496,735 US4486092A (en) 1982-06-22 1983-05-20 Mechanism for preventing collision of half-speed mirror from occurring in variable scale factor copying apparatus
GB08314200A GB2122360B (en) 1982-06-22 1983-05-23 Mirror collision prevention mechanism for variable magnification copying apparatus
DE3322445A DE3322445C2 (de) 1982-06-22 1983-06-22 Vorrichtung zum verhindern einer kollision zwischen einem beweglichen objektiv und einem beweglichen halbgeschwindigkeitsspiegel in einem kopiergeraet mit veraenderlicher abbildungsgroesse

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1982093170U JPS58195232U (ja) 1982-06-22 1982-06-22 可変倍複写装置における半速ミラ−の衝突防止機構

Publications (2)

Publication Number Publication Date
JPS58195232U true JPS58195232U (ja) 1983-12-26
JPH0428103Y2 JPH0428103Y2 (ja) 1992-07-07

Family

ID=14075092

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1982093170U Granted JPS58195232U (ja) 1982-06-22 1982-06-22 可変倍複写装置における半速ミラ−の衝突防止機構

Country Status (4)

Country Link
US (1) US4486092A (ja)
JP (1) JPS58195232U (ja)
DE (1) DE3322445C2 (ja)
GB (1) GB2122360B (ja)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6017734A (ja) * 1983-07-12 1985-01-29 Toshiba Corp 原稿走査装置の制御方式
JPS6022122A (ja) * 1983-07-18 1985-02-04 Casio Comput Co Ltd 複写装置
JPS60218636A (ja) * 1984-04-16 1985-11-01 Asahi Optical Co Ltd ズ−ムレンズを用いた小型変倍複写機の焦点位置調整装置
GB8509416D0 (en) * 1985-04-12 1985-05-15 Imtec Group Plc Optical scanning
US4746953A (en) * 1986-10-08 1988-05-24 Xerox Corporation Membrane strip control
DE3864637D1 (de) * 1987-09-11 1991-10-10 Dainippon Screen Mfg Geraet zum festhalten von empfindlich gemachtem material in einer kopierkamera, welche schlitzweise belichtet.
US5065189A (en) * 1989-11-27 1991-11-12 Mita Industrial Co., Ltd. Electrophotographic copying machine and method of setting copy magnification

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56113164A (en) * 1980-02-12 1981-09-05 Canon Inc Forming apparatus

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5837058Y2 (ja) * 1978-04-15 1983-08-20 ミノルタ株式会社 ３種以上の変倍を行なうスリツト走査露光型複写機におけるレンズ位置規制装置
JPS56133756A (en) * 1980-03-25 1981-10-20 Asahi Optical Co Ltd Optical device for variable magnification copying capable of size enlarging and reducing
US4373803A (en) * 1980-09-24 1983-02-15 Xerox Corporation Precession scanning system for copier device
JPS5799664A (en) * 1980-12-11 1982-06-21 Asahi Optical Co Ltd Mirror-scanning control mechanism of variable magnification copying machine capable of contraction and enlargement
JPS57150843U (ja) * 1981-03-16 1982-09-21

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56113164A (en) * 1980-02-12 1981-09-05 Canon Inc Forming apparatus

Also Published As

Publication number Publication date
US4486092A (en) 1984-12-04
DE3322445C2 (de) 1986-03-13
GB8314200D0 (en) 1983-06-29
JPH0428103Y2 (ja) 1992-07-07
GB2122360B (en) 1986-05-08
DE3322445A1 (de) 1983-12-22
GB2122360A (en) 1984-01-11

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