JPS6439339U

JPS6439339U -

Info

Publication number: JPS6439339U
Application number: JP13337287U
Authority: JP
Priority date: 1987-08-31
Filing date: 1987-08-31
Publication date: 1989-03-09

Description

[Brief explanation of the drawing]

第１図ａは本考案の一実施例に係る用紙搬送装
置を具備したクラムシエル型複写機の開いた状態
を示す概略側断面図、同図ｂは第１図ａに示した
装置の要部側面図、第２図ａ及びｂはそれぞれ第
１図ｂに示した装置の平面図である。また第３図
、第４図、第５図はそれぞれ他の実施例に係る用
紙搬送装置に関するもので、各図のａは要部側面
図、各図のｂは斜視図である。第６図ａ及びｂは
従来の用紙搬送装置における上部本体を閉じた状
態及び開いた状態を示す概略側面図、第７図は他
の従来例を示す概略側面図である。符号の説明、ａ……用紙搬送経路、ｂ……搬送
ローラ、ｆ……ガイドプレート、ｆ_１……搬送ロ
ーラに遠い側のガイドプレート、ｆ_２……搬送ロ
ーラに近い側のガイドプレート、ｇ……継ぎ目部
、ｈ……凹部、ｉ……凸部。 FIG. 1a is a schematic side sectional view showing an open state of a clamshell type copying machine equipped with a paper conveying device according to an embodiment of the present invention, and FIG. 1b is a side view of the main part of the device shown in FIG. 1a. 2a and 2b are respectively plan views of the apparatus shown in FIG. 1b. Further, FIGS. 3, 4, and 5 each relate to a paper conveying device according to another embodiment, and a in each figure is a side view of a main part, and b in each figure is a perspective view. FIGS. 6a and 6b are schematic side views showing the closed and open states of the upper body of a conventional sheet conveying device, and FIG. 7 is a schematic side view showing another conventional example. Explanation of symbols: a...Paper conveyance path, b...Conveyance roller, f...Guide plate, _f1 ...Guide plate on the side far from the conveyance roller, _f2 ...Guide plate on the side close to the conveyance roller, g ...joint part, h...concave part, i...convex part.

Claims

[Claims for Utility Model Registration] A clam shell in which an image forming apparatus main body is divided into an upper main body and a lower main body at a plane including a part of the paper conveyance path, and the upper main body is supported by the lower main body so as to be openable and closable. In the paper conveyance device of the image forming apparatus, the pair of conveyance rollers forming part of the paper conveyance path are prevented from being separated even when the upper body is opened relative to the lower body, and the inlet side to the conveyance rollers is The guide plate on the upper body side provided in the upper body is divided in the paper conveyance direction, and among the divided guide plates, the guide plate on the side closer to the conveyance roller is fixed to the lower body, and the guide plate on the side farther from the conveyance roller is fixed to the upper body, respectively, Furthermore, the paper conveyance device is characterized in that the joint portion of both the guide plates is formed into an uneven shape that fits loosely into each other.