JPS6229353U

JPS6229353U -

Info

Publication number: JPS6229353U
Application number: JP12084285U
Authority: JP
Priority date: 1985-08-08
Filing date: 1985-08-08
Publication date: 1987-02-21

Description

[Brief explanation of the drawing]

第１図は、本考案の原稿搬送装置用ロールの断
面構成図、第２図は、トナー固着の熱による加速
試験の説明図、第３図は、トナー固着の圧力によ
る加速試験の説明図、第４図は、原稿搬送を再現
するための試験機の概略構成図、第５図は、第４
図に示した試験機による評価の結果をあらわした
グラフ、第６図は、従来の原稿搬送装置の一部断
面概略構成図、第７図は、従来の原稿搬送装置の
平面図、第８図は、従来の改良された従動ロール
の断面構成図である。１，１′，２０……従動ロール、３……原稿、
４……駆動ロール、７，１０……発泡体、６，９
……薄膜層、１１……トナー、１４……トナー定
着原稿、１６……ＰＶＣシート、１８……支持台
、１９……鉛筆書き原稿。 FIG. 1 is a cross-sectional configuration diagram of a roll for a document conveying device of the present invention, FIG. 2 is an explanatory diagram of an accelerated test of toner adhesion using heat, and FIG. 3 is an explanatory diagram of an accelerated test of toner adhesion using pressure. Figure 4 is a schematic configuration diagram of a testing machine for reproducing document transport, and Figure 5 is a
A graph showing the results of the evaluation using the test machine shown in the figure, FIG. 6 is a partial cross-sectional schematic configuration diagram of a conventional document conveying device, FIG. 7 is a plan view of the conventional document conveying device, and FIG. 1 is a cross-sectional configuration diagram of a conventional improved driven roll. 1, 1', 20...driven roll, 3... original,
4... Drive roll, 7, 10... Foam, 6, 9
... Thin film layer, 11 ... Toner, 14 ... Toner-fixed original, 16 ... PVC sheet, 18 ... Support stand, 19 ... Pencil-written original.

Claims

[Scope of utility model registration request]

In a roll used in a document conveying device that conveys a document under pressure, at least the portion that contacts the document is formed of a thin film layer made of vinyl chloride resin, and the plasticizer contained in the thin film layer is regulated to 15% by weight or less. Characteristic rolls for document transport devices.