Plate making attachment for graphic art cameras

Details Plate making attachment for graphic art cameras Plate making attachment for graphic art cameras

Category

G - Physics

Subcategory

03

Subsubcategory

G

CPC

314/8

IPC codes

G03G 15/22 (2006.01) G03G 15/26 (2006.01)

Type

Patent

Patent number

CA 1133572

Description

ABSTRACT Plate making attachment for a graphic art camera taking the place of the ordinary silver halide film cartridge back. The attachment includes an endless belt of flexible electro- photographic film that is charged by a source of corona, exposed, rotated to a location where toner in liquid form is applied to the resulting latent image under bias conditions. A supply of plate material such as paper, aluminum, plastic or other flexible substrate material is included and a single sheet or a portion of a continuous supply roll is fed into the nip of a pressure roller engaging against the endless belt, transferring the toned image and dispensing it or feeding it past a fixing station and thereafter dispensing the completed plate. This plate is suitable for use in an offset printing press.

Application Number

304496

Affiliated with

Also associated with

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