JPS6033345U

JPS6033345U - Copy machine original transmitted light measurement device

Info

Publication number: JPS6033345U
Application number: JP12331583U
Authority: JP
Inventors: 石丸　健治; 満染谷
Original assignee: コピア株式会社
Priority date: 1983-08-10
Filing date: 1983-08-10
Publication date: 1985-03-07

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of the drawing]

第１図は自動焼付制御機能を有するジアゾ複写機を説明
する図、第２図は自動焼付制御回路のブロック図、第３
図乃至第５図は夫々本考案の実施例を説明する図である
。９：原稿搬送路、１０：露光用光源、１１：受光素子、
１３：光フィルタ、１４：光ファイバー、１５．１７：
光拡散板、１６：原稿透過光量検知部。第１図　　１４第３図４− ノFigure 1 is a diagram explaining a diazo copying machine with an automatic printing control function, Figure 2 is a block diagram of the automatic printing control circuit, and Figure 3 is a block diagram of the automatic printing control circuit.
5 through 5 are diagrams each illustrating an embodiment of the present invention. 9: Original transport path, 10: Exposure light source, 11: Light receiving element,
13: Optical filter, 14: Optical fiber, 15.17:
Light diffusion plate, 16: Original transmitted light amount detection unit. Figure 1 14 Figure 3 4- ノ

Claims

[Scope of utility model registration request]

(1) A copying machine equipped with an automatic printing control function that exposes and prints a document and photosensitive paper in a stacked manner, which has a light emitting section and a light receiving section provided across the document conveyance path, and each of the light emitting section and the light receiving section A document transmitted light amount measuring device for a copying machine, characterized in that a light diffusing plate is provided on at least one side of the document conveyance path, and an optical filter is provided in an optical path from the light source of the light emitting section to the light receiving element of the light receiving section.

(2) The transmitting light amount measuring device for a copying machine according to claim 1, wherein the light emitting section has an optical fiber that guides light from an exposure light source of the copying machine.

(3) The apparatus for measuring the amount of transmitted light of a document transmitted through a copying machine according to claim 1, wherein the light emitting section has a light source provided separately from an exposure light source of the copying machine.

(4) The apparatus for measuring the amount of transmitted light transmitted through a document in a copying machine according to claim 2, wherein the optical filter is provided on the exposure light source side of the optical fiber.

(5) The apparatus for measuring the amount of transmitted light transmitted through a document in a copying machine according to claim 2, wherein the optical beam filter is provided on the document transport path side of the optical fiber.

(6) A copying machine according to claim 1, 2, or 3, characterized in that the optical filter is provided between the document transport path and the light-receiving element. Light amount measuring device.

(7) The apparatus for measuring the amount of light transmitted through a document of a copying machine according to any one of claims 1 to 6, wherein the optical filter transmits the printing-sensitive wavelength of the photosensitive paper used.