JPS6053745U

JPS6053745U - Paper feeding device

Info

Publication number: JPS6053745U
Application number: JP11874483U
Authority: JP
Inventors: 雅人青柳; 信田　勝
Original assignee: ニスカ株式会社
Priority date: 1983-07-30
Filing date: 1983-07-30
Publication date: 1985-04-16
Also published as: JPH0515469Y2

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 the drawing]

図面は本考案の一実施例を示し、第１図は全体説明図、
第２図は要部説明図、第３図はエンプティー及びレベル
低下の認識方法を示す説明図、第４図及び第５図は動作
状態の説明図、第６図は第３図のものと異なった実施例
の説明図である。紙載台・・・６、給紙手段・・・７、エンプティーセン
サー・・・ＥＳ、レベルセンサー・・・ＬＳ０□ □ し＄１瑠 □　　　　　　♂ 補正　昭５８．１２．２２考案の名称、図面の簡単な説明を次のように補正する。 ■考案の名称　検知装置図面の簡単な説明図面は本考案の一実施例を示し、第１図は全体説明図、
第２図は要部説明図、第３図はエンプティー及びレベル
低下の認識方法を示す説明図、第４図及び第５図は動作
状態の説明図である。The drawings show one embodiment of the present invention, and FIG. 1 is an overall explanatory diagram;
Fig. 2 is an explanatory diagram of the main parts, Fig. 3 is an explanatory diagram showing how to recognize empty and level drop, Figs. 4 and 5 are explanatory diagrams of the operating state, and Fig. 6 is different from the one in Fig. 3. It is an explanatory view of an example. Paper loading table...6, Paper feeding means...7, Empty sensor...ES, Level sensor...LS0□ □ し＄１瑠□ ♂ Correction December 22, 1980 Name of invention, drawing The simple explanation has been amended as follows. ■Name of the invention A simple explanation of the drawing of the detection device The drawing shows one embodiment of the invention, and Figure 1 is an overall explanatory diagram;
FIG. 2 is an explanatory diagram of the main parts, FIG. 3 is an explanatory diagram showing a method for recognizing empty status and level drop, and FIGS. 4 and 5 are explanatory diagrams of operating states.

Claims

【実用新案登録請求の範囲】１　シート紙を積載収納する紙載台と、この紙載台上の
最上紙と係合し順次繰出す給紙手段とを備え、この紙載
台を用紙漸減に伴なって給紙手段に対し接近上昇せしめ
る給紙装置において、上記紙載台上の用紙有無を検知す
るエンプティセンサーと、紙載台上の最上紙の用紙漸減
量を検知するレベルセンサーとをそれぞれ紙載台上の最
上紙に係合する位置に配置すると共に、該エンプティー
センサーとレベルセンサーとを紙載台の上昇に対しエン
プティーセンサー側が早く感応するように構成したこと
を特徴とする複写機用給紙装置。２　前記エンプティーセンサーとレベルセンサーとを紙
載台上の最上紙と係合して従動するレバーと、このレバ
ーの従動端部を検知する光学式センサーで構成した登録
請求の範囲第１項記載の複写機用給紙装置。　　　。[Scope of Claim for Utility Model Registration] 1. A paper tray for stacking and storing sheets of paper, and a paper feeding means that engages with the topmost sheet of paper on the paper tray and sequentially feeds out the sheets, and the paper tray is adapted to gradually reduce the number of sheets. In the paper feeding device that is raised to approach the paper feeding means, an empty sensor for detecting the presence or absence of paper on the paper loading table and a level sensor for detecting the gradual decrease in paper weight of the topmost paper on the paper loading table are provided, respectively. A copier for a copying machine, characterized in that the empty sensor and the level sensor are arranged at a position to engage with the uppermost sheet of paper on a paper tray, and the empty sensor side is configured to respond quickly to the rise of the paper tray. Paper feed device. 2. The device according to claim 1, wherein the empty sensor and the level sensor are constituted by a lever that is driven by engaging with the uppermost paper on the paper tray, and an optical sensor that detects the driven end of this lever. Paper feed device for copying machines. .