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Publication numberUS3810693 A
Publication typeGrant
Publication dateMay 14, 1974
Filing dateAug 15, 1972
Priority dateAug 18, 1971
Also published asDE2240768A1, DE2240768B2
Publication numberUS 3810693 A, US 3810693A, US-A-3810693, US3810693 A, US3810693A
InventorsY Matsumoto, T Tashiro
Original AssigneeTokyo Shibaura Electric Co
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
Color electrostatic copying apparatus
US 3810693 A
Abstract
A color electrostatic copying apparatus comprising a rotatable and vertically movable optical device including a plurality of film carriers, a plurality of optical units and a plurality of copying paper holding units, these three groups of members being arranged in optically facing relationship; a light projector including a plurality of filters so arranged as to face said optical units and a plurality of light sources; developing and washing devices disposed at the lower part of the apparatus so as to face said copying paper holding units; and means for feeding a plurality of sheets of copying paper to said copying paper holding units and drawing out said sheets therefrom.
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Description  (OCR text may contain errors)

Matsumoto et al.

(4 1 May 14, I974 COLOR ELECTROSTATIC COPYING APPARATUS Inventors: Yushi Matsumoto, Tokyo; Tsuneo Tashiro, Kanagawa-ken, both of Japan Tokyo Shibaura Electric Co., Ltd., Kawasaki-shi, Japan Filed: Aug. 15, 1972 Appl. No.: 280,845

Assignee:

355/16, 355/72, 271/64, 27l/DlG. 9 Int. Cl 603g 15/011 Field of Search 355/4', 10, 16, 72; 96/].2;

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3,531,195 9/1970 Tamika ct al 355/4 3,130,655 4/1964 Meyer 61 al 355/4 3,091,160 5/l963 Crumrine et al.... 355/16 X FOREIGN PATENTS OR APPLICATIONS 7/1969 Great Britain 355/72 Primary ExaminerRobert P. Greiner [57] ABSTRACT A color electrostatic copying apparatus comprising a rotatable and vertically movable optical device including a plurality of film carriers, a plurality of optical units and a plurality of copying paper holding units, these three groups of members being arranged in optically facing relationship; a light projector including a plurality of filters so arranged as to face said optical units and a plurality of light sources; developing and washing devices disposed at the lower part of the apparatus so as ,to face said copying paper holding units; and means for feeding a plurality of sheets of copying paper to said copying paper holding units and drawing out said sheets therefrom.

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Patent Citations
Cited PatentFiling datePublication dateApplicantTitle
US3091160 *Dec 24, 1958May 28, 1963Xerox CorpXerographic plate feeding and supporting apparatus
US3130655 *Jan 21, 1963Apr 28, 1964Minnesota Mining & MfgPhotographic apparatus
US3531195 *Sep 27, 1967Sep 29, 1970Hitachi LtdMethod and apparatus for multicolor printing
US3709593 *Jul 6, 1971Jan 9, 1973Tokyo Shibaura Electric CoElectrostatic copying apparatus for polychromatic picture
GB1157740A * Title not available
Referenced by
Citing PatentFiling datePublication dateApplicantTitle
US3976372 *Nov 13, 1974Aug 24, 1976Sharp Kabushiki KaishaElectrophotographical reproduction of a multicolor image
US4017171 *Jul 17, 1975Apr 12, 1977Agfa-Gevaert, A.G.Apparatus for making copies of multi-colored originals
US4908667 *Jul 15, 1988Mar 13, 1990Noritsu Koki Co., Ltd.Electrophotographic copying apparatus
US5886729 *Nov 6, 1997Mar 23, 1999Canon Kabushiki KaishaSheet supplying apparatus using a flexible elastic pawl member for separating sheets one by one
EP0299535A2 *Jul 18, 1988Jan 18, 1989Noritsu Koki Co. LtdElectrophotographic copying apparatus
Classifications
U.S. Classification399/178, 271/3.14, 271/902, 399/221, 355/72
International ClassificationG03G15/26, G03G15/22, G03G15/01
Cooperative ClassificationG03G15/26, Y10S271/902, G03G15/0142
European ClassificationG03G15/26, G03G15/01S