JPS61203638U

JPS61203638U -

Info

Publication number: JPS61203638U
Application number: JP8517485U
Authority: JP
Priority date: 1985-06-07
Filing date: 1985-06-07
Publication date: 1986-12-22

Description

[Brief explanation of drawings]

第１図〜第３図は本考案の実施例を示すもので
、第１図は本考案の自動原稿送り装置の概略斜視
図、第２図及び第３図は第１図の−面断面図
を示し、また第４図〜第６図は従来の自動原稿送
り装置を示すもので、第４図はその概略斜視図、
第５図及び第６図は第４図の−面断面図をそ
れぞれ示している。符号説明、１……複写機本体、２……プラテン
カバー、３……エンドレス搬送ベルト、４……テ
ンシヨン調整ローラ、５……支持片、６……挿入
部、７……駆動ローラ、８……従動ローラ、９…
…回転ローラ、１０……テンシヨンアーム、１１
……シヤフト、１２……センサー、１３……原稿
、１４……搬送ローラ、１５……プラテン、１６
……ゲート部材、１７……排出ローラ、１８……
照明ランプ。 1 to 3 show embodiments of the present invention. FIG. 1 is a schematic perspective view of the automatic document feeder of the present invention, and FIGS. 2 and 3 are cross-sectional views taken from the - plane of FIG. 1. 4 to 6 show a conventional automatic document feeder, and FIG. 4 is a schematic perspective view thereof;
5 and 6 respectively show cross-sectional views taken from the - plane in FIG. 4. Explanation of symbols, 1... Copying machine main body, 2... Platen cover, 3... Endless conveyor belt, 4... Tension adjustment roller, 5... Support piece, 6... Insertion section, 7... Drive roller, 8... ...Followed roller, 9...
...Rotating roller, 10...Tension arm, 11
...shaft, 12 ... sensor, 13 ... document, 14 ... conveyance roller, 15 ... platen, 16
... Gate member, 17 ... Discharge roller, 18 ...
lighting lamp.

Claims

[Claims for Utility Model Registration] (1) A platen cover that is provided on the top surface of the copying machine body and covers the document on the platen during copying, and a platen cover that is provided on the bottom side of this cover and supplies the document to the platen surface. In the automatic document feeder of a copying machine, which is equipped with an endless conveyor belt that discharges the document from the platen surface after copying is completed, tension is applied to the endless conveyor belt by pressing the belt surface on the platen cover side. An automatic document feeder for a copying machine, characterized in that a tension adjusting roller is arranged so as to be able to move forward and backward with respect to the belt. (2) The tension adjustment roller includes a rotating roller, a tension arm that rotatably supports the roller, a shaft that rotatably supports the base end of the arm, and the endless conveyor belt that connects the arm to the tension arm that rotatably supports the roller. An automatic document feeder for a copying machine according to claim 1, characterized in that the automatic document feeder for a copying machine is comprised of a biasing member that biases the copying machine toward the side.