GB1263031A - Photocopying machine - Google Patents

Photocopying machine

Info

Publication number
GB1263031A
GB1263031A GB30598/70A GB3059870A GB1263031A GB 1263031 A GB1263031 A GB 1263031A GB 30598/70 A GB30598/70 A GB 30598/70A GB 3059870 A GB3059870 A GB 3059870A GB 1263031 A GB1263031 A GB 1263031A
Authority
GB
United Kingdom
Prior art keywords
speed
spindle
intensity
potentiometer
terminal
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
GB30598/70A
Other languages
English (en)
Inventor
Theo Pierre Cretien Breuers
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.)
Canon Production Printing Holding BV
Original Assignee
Oce Van der Grinten NV
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 Oce Van der Grinten NV filed Critical Oce Van der Grinten NV
Publication of GB1263031A publication Critical patent/GB1263031A/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
    • G03B27/72—Controlling or varying light intensity, spectral composition, or exposure time in photographic printing apparatus

Landscapes

  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Control Of Exposure In Printing And Copying (AREA)
  • Photographic Developing Apparatuses (AREA)
  • Exposure Or Original Feeding In Electrophotography (AREA)
  • Projection-Type Copiers In General (AREA)
  • Optical Systems Of Projection Type Copiers (AREA)
  • Control Or Security For Electrophotography (AREA)
GB30598/70A 1969-06-24 1970-06-24 Photocopying machine Expired GB1263031A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL6909654A NL6909654A (enExample) 1969-06-24 1969-06-24

Publications (1)

Publication Number Publication Date
GB1263031A true GB1263031A (en) 1972-02-09

Family

ID=19807287

Family Applications (1)

Application Number Title Priority Date Filing Date
GB30598/70A Expired GB1263031A (en) 1969-06-24 1970-06-24 Photocopying machine

Country Status (6)

Country Link
US (1) US3655287A (enExample)
JP (1) JPS5015577B1 (enExample)
DE (1) DE2030331C3 (enExample)
FR (1) FR2051185A5 (enExample)
GB (1) GB1263031A (enExample)
NL (1) NL6909654A (enExample)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE363173B (enExample) * 1972-05-25 1974-01-07 Misomex Ab
DE2263952C2 (de) * 1972-12-29 1981-11-12 Hoechst Ag, 6000 Frankfurt Vorrichtung zur automatischen Steuerung der Durchlaufgeschwindigkeit von Vorlage und Kopiermaterial in Abhängigkeit von der Transparenz der Vorlage in einem Kopiergerät
DE2438491C2 (de) * 1974-08-10 1985-04-04 Hoechst Ag, 6230 Frankfurt Vorrichtung zum Steuern der Belichtung mittels Änderung der Transportgeschwindigkeit einer Vorlage und der Beleuchtungsstärke einer Lichtquelle in einem Kopiergerät

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2949811A (en) * 1956-02-17 1960-08-23 Simon Brothers Inc Photographic timing device
US3442589A (en) * 1964-06-25 1969-05-06 Minolta Camera Kk Sensitized paper development device
DE1497399C3 (de) * 1966-09-29 1979-10-25 Agfa-Gevaert Ag, 5090 Leverkusen Formateinstellvorrichtung einer fotografischen Rollenkopiermaschine

Also Published As

Publication number Publication date
US3655287A (en) 1972-04-11
NL6909654A (enExample) 1970-12-29
DE2030331B2 (de) 1978-09-14
DE2030331C3 (de) 1979-05-03
JPS5015577B1 (enExample) 1975-06-06
FR2051185A5 (enExample) 1971-04-02
DE2030331A1 (de) 1971-01-07

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