BE766144A - Appareil electrophotographique de reproduction de microfilms avec agrandissement - Google Patents

Appareil electrophotographique de reproduction de microfilms avec agrandissement

Info

Publication number
BE766144A
BE766144A BE766144A BE766144A BE766144A BE 766144 A BE766144 A BE 766144A BE 766144 A BE766144 A BE 766144A BE 766144 A BE766144 A BE 766144A BE 766144 A BE766144 A BE 766144A
Authority
BE
Belgium
Prior art keywords
microfilms
enlargement
reproducing
electrophotographic apparatus
electrophotographic
Prior art date
Application number
BE766144A
Other languages
English (en)
Original Assignee
Kalle Ag
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 Kalle Ag filed Critical Kalle Ag
Publication of BE766144A publication Critical patent/BE766144A/fr

Links

Classifications

    • 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
    • G03G15/65—Apparatus which relate to the handling of copy material
    • G03G15/6517—Apparatus for continuous web copy material of plain paper, e.g. supply rolls; Roll holders therefor
    • G03G15/6523—Cutting
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
    • B23D15/00—Shearing machines or shearing devices cutting by blades which move parallel to themselves
    • B23D15/06—Sheet shears
    • B23D15/08—Sheet shears with a blade moved in one plane, e.g. perpendicular to the surface of the sheet
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B15/00—Optical objectives with means for varying the magnification
    • 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
    • G03B21/00—Projectors or projection-type viewers; Accessories therefor
    • G03B21/10—Projectors with built-in or built-on screen
    • G03B21/11—Projectors with built-in or built-on screen for microfilm reading
    • G03B21/118—Reader-printers
    • 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
    • G03B27/58—Baseboards, masking frames, or other holders for the sensitive material
    • G03B27/587—Handling photosensitive webs
    • G03B27/588—Supply rolls; Cutting arrangements
    • 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
    • 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
    • G03G15/26—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 the charge pattern is obtained by projection of the entire image, i.e. whole-frame projection

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Projection-Type Copiers In General (AREA)
  • Variable Magnification In Projection-Type Copying Machines (AREA)
  • Combination Of More Than One Step In Electrophotography (AREA)
BE766144A 1970-10-12 1971-04-22 Appareil electrophotographique de reproduction de microfilms avec agrandissement BE766144A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2050012A DE2050012C3 (de) 1970-10-12 1970-10-12 Mikrofilmrückvergrößerungsgerät

Publications (1)

Publication Number Publication Date
BE766144A true BE766144A (fr) 1971-10-22

Family

ID=5784862

Family Applications (1)

Application Number Title Priority Date Filing Date
BE766144A BE766144A (fr) 1970-10-12 1971-04-22 Appareil electrophotographique de reproduction de microfilms avec agrandissement

Country Status (9)

Country Link
US (1) US3733128A (fr)
JP (1) JPS5010735B1 (fr)
AT (1) AT333124B (fr)
BE (1) BE766144A (fr)
CA (1) CA954929A (fr)
CH (1) CH531734A (fr)
DE (1) DE2050012C3 (fr)
GB (1) GB1350283A (fr)
NL (1) NL7105558A (fr)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2255513C2 (de) * 1971-11-15 1982-04-01 Kabushiki Kaisha Ricoh, Tokyo Mikrofilm-Lese- und Rückvergrößerungsgerät für Vorlagen
DE2312185A1 (de) * 1972-04-11 1973-10-18 Johann Dr Rotter Projektionsgeraet
IT956251B (it) * 1972-05-04 1973-10-10 Grafosol Spa Apparecchio a doppia bobina per la produzione di copie e matrici con il metodo elettrostatico
US3806241A (en) * 1973-04-11 1974-04-23 Dick Co Ab Image reproduction machine with improved exposure station for making variable size copies
US3988064A (en) * 1973-11-13 1976-10-26 Canon Kabushiki Kaisha Reader-printer
JPS5626026B2 (fr) * 1973-12-28 1981-06-16
US4017173A (en) 1974-01-11 1977-04-12 Canon Kabushiki Kaisha Copying apparatus for copying a plurality of original surfaces with a single scan
GB1490755A (en) * 1975-03-10 1977-11-02 Seib M Optical viewing apparatus
US4053221A (en) * 1975-10-14 1977-10-11 Xerox Corporation Multi-mode reproducing apparatus
JPS544983Y2 (fr) * 1975-11-21 1979-03-03
DE2654076C3 (de) * 1975-11-28 1994-12-22 Canon Kk Kopiergerät
US4077715A (en) * 1977-02-18 1978-03-07 Itek Corporation Adjustable optical cam
FR2542880B1 (fr) * 1983-03-18 1987-12-04 Kis France Sa Dispositif perfectionne pour le tirage et le developpement simultanes de photographies
US4547065A (en) * 1982-10-05 1985-10-15 Kis France Device for simultaneously printing and developing photographs
FR2534035A1 (fr) * 1982-10-05 1984-04-06 Kis France Sa Appareil debiteur de papier sensible pour dispositif automatique de tirage et/ou de developpement
JPS63115156A (ja) * 1986-10-31 1988-05-19 Brother Ind Ltd 複写装置
JPS63153530A (ja) * 1986-12-17 1988-06-25 Minolta Camera Co Ltd 作像装置
JPH03196068A (ja) * 1989-12-26 1991-08-27 Minolta Camera Co Ltd リーダプリンタ
JP3158691B2 (ja) * 1992-08-07 2001-04-23 株式会社ニコン 露光装置及び方法、並びに照明光学装置
US7217051B2 (en) * 2004-01-21 2007-05-15 Silverbrook Research Pty Ltd Slitter module with optional cutter
US7607467B2 (en) * 2006-01-17 2009-10-27 Cryovac, Inc. Web dispenser
US8186896B2 (en) * 2007-07-16 2012-05-29 Cryovac, Inc. Apparatus and method for printing and dispensing a web

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3286587A (en) * 1962-04-02 1966-11-22 Eastman Kodak Co Photographic copying apparatus
US3437410A (en) * 1966-04-26 1969-04-08 Addressograph Multigraph Photocopying apparatus
US3476478A (en) * 1967-01-03 1969-11-04 Xerox Corp Apparatus for changing the magnification of a photocopier without changing the conjugate length of the optical system
US3572924A (en) * 1967-10-12 1971-03-30 Tokyo Shibaura Electric Co Copying apparatus
US3542467A (en) * 1968-04-15 1970-11-24 Xerox Corp Xerographic reproducing apparatus
US3598489A (en) * 1969-01-02 1971-08-10 Spaco Inc Projection system

Also Published As

Publication number Publication date
NL7105558A (fr) 1972-04-14
ATA320671A (de) 1976-02-15
DE2050012B2 (de) 1977-11-03
CA954929A (en) 1974-09-17
CH531734A (de) 1972-12-15
DE2050012C3 (de) 1978-06-29
US3733128A (en) 1973-05-15
DE2050012A1 (de) 1971-11-11
AT333124B (de) 1976-11-10
GB1350283A (en) 1974-04-18
JPS5010735B1 (fr) 1975-04-24

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Legal Events

Date Code Title Description
RE20 Patent expired

Owner name: HOECHST A.G.

Effective date: 19910422