JPS61193943U

JPS61193943U -

Info

Publication number: JPS61193943U
Application number: JP7636485U
Authority: JP
Priority date: 1985-05-24
Filing date: 1985-05-24
Publication date: 1986-12-03

Description

[Brief explanation of the drawing]

第１図は本考案のクレーム対応図、第２図は本
考案に係る実施例の複写機の外観図、第３図は本
実施例の多段給紙装置の概略図、第４図は本実施
例の制御系ブロツク図、第５図は同制御系による
動作手順を示すフローチヤートである。１……複写機、２……多段給紙装置、３……給
紙トレイ、４……操作パネル、５……給紙ローラ
、６……ガイド板、７……ガイドローラ、８……
レジストレーシヨンローラ、９……感光体、１０
……マイクロスイツチ、１１……トレイ選択ボタ
ン、１２……複写枚数設定ボタン、１３……紙詰
り表示装置、１４……ＣＰＵ、１５，１６……Ｒ
ＯＭ、１７……ＲＡＭ、１８……入力インタフエ
ース、１９……出力インタフエース。 Fig. 1 is a diagram corresponding to the claims of the present invention, Fig. 2 is an external view of a copying machine according to an embodiment of the invention, Fig. 3 is a schematic diagram of a multistage paper feeding device of this embodiment, and Fig. 4 is a diagram of the present embodiment. FIG. 5, which is a block diagram of an example control system, is a flowchart showing the operation procedure of the control system. DESCRIPTION OF SYMBOLS 1... Copying machine, 2... Multi-stage paper feeding device, 3... Paper feeding tray, 4... Operation panel, 5... Paper feeding roller, 6... Guide plate, 7... Guide roller, 8...
Registration roller, 9...Photoreceptor, 10
... Micro switch, 11 ... Tray selection button, 12 ... Copy number setting button, 13 ... Paper jam indicator, 14 ... CPU, 15, 16 ... R
OM, 17...RAM, 18...Input interface, 19...Output interface.

Claims

[Scope of utility model registration request]

In a copying machine equipped with multi-stage paper feed trays, a paper feed number counting means for counting the number of sheets fed for each paper feed tray, a paper jam detection means for detecting a paper jam for each paper feed tray, and a paper jam detection means for the paper jam detection means. a paper jam occurrence count means for counting the number of paper jam occurrences for each paper feed tray based on a signal from the paper jam occurrence count means; a paper jam occurrence count storage means for storing the permissible number of paper jam occurrence solutions; a comparison means for comparing the number of paper jam occurrences counted by the number of occurrences counting means and the permissible number of paper jams stored in the permissible number of paper jams storage means; A tray abnormality detecting means for a copying machine, characterized in that the tray abnormality detecting means for a copying machine is provided with a display means for displaying the fact when the number of times exceeded.