GB2175704B - Exposure device for a photo-copying machine - Google Patents

Exposure device for a photo-copying machine

Info

Publication number
GB2175704B
GB2175704B GB08609351A GB8609351A GB2175704B GB 2175704 B GB2175704 B GB 2175704B GB 08609351 A GB08609351 A GB 08609351A GB 8609351 A GB8609351 A GB 8609351A GB 2175704 B GB2175704 B GB 2175704B
Authority
GB
United Kingdom
Prior art keywords
photo
copying machine
exposure device
exposure
copying
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.)
Expired
Application number
GB08609351A
Other languages
English (en)
Other versions
GB2175704A (en
GB8609351D0 (en
Inventor
Kenji Imamura
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ushio Denki KK
Original Assignee
Ushio Denki KK
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 Ushio Denki KK filed Critical Ushio Denki KK
Publication of GB8609351D0 publication Critical patent/GB8609351D0/en
Publication of GB2175704A publication Critical patent/GB2175704A/en
Application granted granted Critical
Publication of GB2175704B publication Critical patent/GB2175704B/en
Expired 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
    • G03B27/54—Lamp housings; Illuminating means
    • G03B27/542—Lamp housings; Illuminating means for copying cameras, reflex exposure lighting

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Light Sources And Details Of Projection-Printing Devices (AREA)
  • Optical Systems Of Projection Type Copiers (AREA)
  • Exposure Or Original Feeding In Electrophotography (AREA)
GB08609351A 1985-04-26 1986-04-17 Exposure device for a photo-copying machine Expired GB2175704B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1985061794U JPS61179550U (enExample) 1985-04-26 1985-04-26

Publications (3)

Publication Number Publication Date
GB8609351D0 GB8609351D0 (en) 1986-05-21
GB2175704A GB2175704A (en) 1986-12-03
GB2175704B true GB2175704B (en) 1989-01-05

Family

ID=13181359

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08609351A Expired GB2175704B (en) 1985-04-26 1986-04-17 Exposure device for a photo-copying machine

Country Status (6)

Country Link
US (1) US4668081A (enExample)
JP (1) JPS61179550U (enExample)
CA (1) CA1249628A (enExample)
DE (1) DE3614077A1 (enExample)
GB (1) GB2175704B (enExample)
IT (1) IT1190624B (enExample)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0792619B2 (ja) * 1986-02-28 1995-10-09 株式会社リコー カラー複写機の照明装置
EP0281056B1 (en) * 1987-02-28 1992-09-30 Ricoh Company, Ltd Illuminating device for a color copier
US4912505A (en) * 1989-03-23 1990-03-27 The Mead Corporation Contrast control device for a slit-type copier exposure system
DE8911689U1 (de) * 1989-09-30 1989-11-16 Bron Elektronik AG, Allschwil, Basel Leuchte für fotografische Aufnahmen
JPH03267930A (ja) * 1990-03-19 1991-11-28 Minolta Camera Co Ltd 複写機等におけるスリット照明装置

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3368071A (en) * 1965-05-17 1968-02-06 Quik Chek Electronics And Phot Reflector assembly for a photocopy machine
DE1278219B (de) * 1967-04-28 1968-09-19 Zindler Lumoprint Kg Auflicht-Belichtungsvorrichtung
US3784304A (en) * 1972-01-26 1974-01-08 Scm Corp Photocopying machine
JPS5423308Y2 (enExample) * 1973-08-09 1979-08-10
JPS534939B2 (enExample) * 1974-02-12 1978-02-22
JPS5123724A (en) * 1974-08-06 1976-02-25 Ricoh Kk Fukushakitoniokeru suritsutoshomeisochi
JPS578027Y2 (enExample) * 1976-03-09 1982-02-16
JPS6015052B2 (ja) * 1977-10-12 1985-04-17 キヤノン株式会社 スリツト照明装置
US4239383A (en) * 1979-09-17 1980-12-16 Minnesota Mining And Manufacturing Company Illumination means for electrographic reproduction
US4333130A (en) * 1980-02-28 1982-06-01 Canon Kabushiki Kaisha Slit illuminating device
JPS5878170A (ja) * 1981-11-04 1983-05-11 Toshiba Corp 露光装置
JPS5971342U (ja) * 1982-11-04 1984-05-15 シャープ株式会社 光量調整装置
JPS59100430A (ja) * 1982-11-30 1984-06-09 Minolta Camera Co Ltd 複写機の原稿照明用反射鏡
JPS59162537A (ja) * 1983-03-08 1984-09-13 Iwatsu Electric Co Ltd 電子写真製版機の露光走査方法及び装置

Also Published As

Publication number Publication date
IT8620101A1 (it) 1987-10-16
GB2175704A (en) 1986-12-03
JPS61179550U (enExample) 1986-11-08
CA1249628A (en) 1989-01-31
DE3614077C2 (enExample) 1993-09-02
IT1190624B (it) 1988-02-16
DE3614077A1 (de) 1986-11-06
GB8609351D0 (en) 1986-05-21
US4668081A (en) 1987-05-26
IT8620101A0 (it) 1986-04-16

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Legal Events

Date Code Title Description
PE20 Patent expired after termination of 20 years

Effective date: 20060416