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FR1450157A - Dispositif de commande d'éclairement - Google Patents

Dispositif de commande d'éclairement

Info

Publication number
FR1450157A
FR1450157A FR35017A FR35017A FR1450157A FR 1450157 A FR1450157 A FR 1450157A FR 35017 A FR35017 A FR 35017A FR 35017 A FR35017 A FR 35017A FR 1450157 A FR1450157 A FR 1450157A
Authority
FR
France
Prior art keywords
control device
lighting control
lighting
control
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
FR35017A
Other languages
English (en)
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.)
Xerox Ltd
Original Assignee
Rank Xerox Ltd
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 Rank Xerox Ltd filed Critical Rank Xerox Ltd
Application granted granted Critical
Publication of FR1450157A publication Critical patent/FR1450157A/fr
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
    • 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
    • G03G15/04036—Details of illuminating systems, e.g. lamps, reflectors
    • 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
    • G03G15/22—Apparatus for electrographic processes using a charge pattern involving the combination of more than one step according to groups G03G13/02 - G03G13/20
    • G03G15/28—Apparatus for electrographic processes using a charge pattern involving the combination of more than one step according to groups G03G13/02 - G03G13/20 in which projection is obtained by line scanning
    • G03G15/30—Apparatus for electrographic processes using a charge pattern involving the combination of more than one step according to groups G03G13/02 - G03G13/20 in which projection is obtained by line scanning in which projection is formed on a drum

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Light Sources And Details Of Projection-Printing Devices (AREA)
FR35017A 1964-10-14 1965-10-14 Dispositif de commande d'éclairement Expired FR1450157A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US403889A US3330180A (en) 1964-10-14 1964-10-14 Illumination control system

Publications (1)

Publication Number Publication Date
FR1450157A true FR1450157A (fr) 1966-05-06

Family

ID=26166782

Family Applications (1)

Application Number Title Priority Date Filing Date
FR35017A Expired FR1450157A (fr) 1964-10-14 1965-10-14 Dispositif de commande d'éclairement

Country Status (2)

Country Link
US (1) US3330180A (fr)
FR (1) FR1450157A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2349159A1 (fr) * 1976-04-20 1977-11-18 Oce Van Der Grinten Nv Dispositif d'exposition pour copieur electrophotographique

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3438704A (en) * 1966-10-11 1969-04-15 Xerox Corp Illumination control system
US3482918A (en) * 1967-10-04 1969-12-09 Gaf Corp Exposure assembly for light sensitive diazo-type copy paper
BE758805A (fr) * 1969-11-14 1971-05-12 Xerox Corp Machine automatique pour la formation d'images
JPS5724529B2 (fr) * 1972-03-03 1982-05-25
US3779640A (en) * 1972-10-13 1973-12-18 Xerox Corp Heating apparatus for scan lamp
JPS52141947U (fr) * 1976-04-23 1977-10-27
NL7607680A (nl) * 1976-07-12 1978-01-16 Oce Van Der Grinten Nv Inrichting voor het regelen van de lichtemissie van een gasontladingslamp.
USRE31499E (en) 1976-11-01 1984-01-17 Xerox Corporation Illumination system utilizing two opposing DC lamps with an optimum barrel-shaped slit
US4086010A (en) * 1976-11-01 1978-04-25 Xerox Corporation Illumination system utilizing two opposing DC lamps with an optimum barrel-shaped slit
US4411516A (en) * 1981-04-24 1983-10-25 Canon Kabushiki Kaisha Original illumination apparatus
GB2162956B (en) * 1984-07-02 1988-02-03 Xerox Corp Xerographic photocopying
US4853739A (en) * 1987-06-25 1989-08-01 Minolta Camera Kabushiki Kaisha Illuminating device for image exposure
US4751551A (en) * 1987-08-03 1988-06-14 Xerox Corporation Cooling mechanism for scanning lamp assembly
JP2599987B2 (ja) * 1989-02-22 1997-04-16 三田工業株式会社 画像形成装置
JP2714205B2 (ja) * 1990-02-17 1998-02-16 キヤノン株式会社 複写装置
US7284878B2 (en) * 2004-12-03 2007-10-23 Acuity Brands, Inc. Lumen regulating apparatus and process

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2610289A (en) * 1949-02-23 1952-09-09 Arthur A Brainerd Enclosed internally heated electric discharge lamp luminaire for variable temperature service
US3103156A (en) * 1961-03-30 1963-09-10 Emerson Electric Mfg Co Area lighting and air exchange apparatus
US3112890A (en) * 1961-05-16 1963-12-03 Charles D Snelling Fluorescent lamp fixture

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2349159A1 (fr) * 1976-04-20 1977-11-18 Oce Van Der Grinten Nv Dispositif d'exposition pour copieur electrophotographique

Also Published As

Publication number Publication date
US3330180A (en) 1967-07-11

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