JPS5968341U - Printing density control device for diazo copying machine - Google Patents

Printing density control device for diazo copying machine

Info

Publication number
JPS5968341U
JPS5968341U JP16309982U JP16309982U JPS5968341U JP S5968341 U JPS5968341 U JP S5968341U JP 16309982 U JP16309982 U JP 16309982U JP 16309982 U JP16309982 U JP 16309982U JP S5968341 U JPS5968341 U JP S5968341U
Authority
JP
Japan
Prior art keywords
light
copying machine
control device
diazo copying
density 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.)
Pending
Application number
JP16309982U
Other languages
Japanese (ja)
Inventor
石丸　健治
Original Assignee
コピア株式会社
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 コピア株式会社 filed Critical コピア株式会社
Priority to JP16309982U priority Critical patent/JPS5968341U/en
Publication of JPS5968341U publication Critical patent/JPS5968341U/en
Pending legal-status Critical Current

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  • Control Of Exposure In Printing And Copying (AREA)

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

【図面の簡単な説明】[Brief explanation of drawings]

第１図は本考案を説明するための図、第２図は本考案の
実施例を説明するための回路プロ、ツク図、第３図は第
２′図の一部分の具体回路例を示す図である。 １４・・・・・・光ファイバー（第１の導光手段）、１
６．３８・・・・・・ホトセンサ、３６・・・・・・光
ファイバー（第２の導光手段）、４２・・・・・・原稿
光透過度検知手段（第１の検知手段）、４４・・・・・
・光源光量検知回路（第２の検知平成）。Fig. 1 is a diagram for explaining the present invention, Fig. 2 is a circuit diagram for explaining an embodiment of the present invention, and Fig. 3 is a diagram showing a specific circuit example of a part of Fig. 2'. It is. 14...Optical fiber (first light guiding means), 1
6.38... Photo sensor, 36... Optical fiber (second light guide means), 42... Original light transmittance detection means (first detection means), 44・・・・・・
-Light source light amount detection circuit (second detection Heisei).

Claims (2)

【実用新案登録請求の範囲】[Scope of utility model registration request] （１）原稿の光透過度を検知して自動的に原稿及び感光
紙の搬送速度を側御するジアゾ複写機において、露光用
光源からの光を導く第１及び第２の導光手段と、該第１
の導光手段からの光を用いて原稿の光透過度に対応する
信号を出力する第１検知手段と、上記第２の導光手段を
介して上記露光用光源の光量に対応する信号を出力する
第２の検知手段と、上記第１及び第２の検知手段の出力
信号に基づいて上記搬送速度を制御することを特徴とす
るジアゾ複写機の焼付濃度制御装置。(1) In a diazo copying machine that detects the light transmittance of the original and automatically controls the conveyance speed of the original and photosensitive paper, first and second light guide means for guiding light from an exposure light source; The first
a first detection means for outputting a signal corresponding to the light transmittance of the document using light from the light guide means; and a signal corresponding to the light amount of the exposure light source via the second light guide means. A printing density control device for a diazo copying machine, characterized in that the conveyance speed is controlled based on the output signals of the first and second detection means. （２）上記導光手段は、光ファイバーである実用新案登
録請求の範囲第１項に記載のジアゾ複写機の焼付濃度制
御装置。(2) The printing density control device for a diazo copying machine according to claim 1, wherein the light guiding means is an optical fiber.
JP16309982U 1982-10-29 1982-10-29 Printing density control device for diazo copying machine Pending JPS5968341U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP16309982U JPS5968341U (en) 1982-10-29 1982-10-29 Printing density control device for diazo copying machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP16309982U JPS5968341U (en) 1982-10-29 1982-10-29 Printing density control device for diazo copying machine

Publications (1)

Publication Number Publication Date
JPS5968341U true JPS5968341U (en) 1984-05-09

Family

ID=30357966

Family Applications (1)

Application Number Title Priority Date Filing Date
JP16309982U Pending JPS5968341U (en) 1982-10-29 1982-10-29 Printing density control device for diazo copying machine

Country Status (1)

Country Link
JP (1) JPS5968341U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04128739A (en) * 1990-09-20 1992-04-30 Ushio Inc Exposing device for diazo copying machine

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56132361A (en) * 1980-03-21 1981-10-16 Ricoh Co Ltd Exposure stabilizing device
JPS5723907A (en) * 1980-07-21 1982-02-08 Ricoh Co Ltd Optical device using optical fiber and adjustable in quantity of light

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56132361A (en) * 1980-03-21 1981-10-16 Ricoh Co Ltd Exposure stabilizing device
JPS5723907A (en) * 1980-07-21 1982-02-08 Ricoh Co Ltd Optical device using optical fiber and adjustable in quantity of light

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04128739A (en) * 1990-09-20 1992-04-30 Ushio Inc Exposing device for diazo copying machine

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