JPS61182539U

JPS61182539U -

Info

Publication number: JPS61182539U
Application number: JP6477785U
Authority: JP
Priority date: 1985-04-30
Filing date: 1985-04-30
Publication date: 1986-11-14

Description

[Brief explanation of drawings]

第１図は本考案の実施例に係る原稿台駆動装置
の部分斜視図、第２図は本考案の実施例に係る原
稿台駆動装置の全体構成を示す側断面図、第３図
は第２図の装置の動作を説明するフローチヤート
、第４図は実施例装置のクラツチ機構を示す縦断
面図である。１……原稿台、２，３……タイミングベルトの
固定部、４……ドラムプーリ、５……戻り用プー
リ、６……感光ドラム、７，１０……クラツチ、
８……ドラム駆動軸、９……戻り用プーリ駆動部
材、１１……戻り用駆動軸、１２……歯付きタイ
ミングベルト、１３，１４……テンシヨンプーリ
、Ｓ_１〜Ｓ_４……スイツチ。 FIG. 1 is a partial perspective view of a document table drive device according to an embodiment of the present invention, FIG. 2 is a side sectional view showing the overall configuration of the document table drive device according to an embodiment of the present invention, and FIG. FIG. 4 is a flowchart explaining the operation of the device shown in the figure, and FIG. 4 is a longitudinal sectional view showing the clutch mechanism of the device according to the embodiment. 1... Original table, 2, 3... Timing belt fixing part, 4... Drum pulley, 5... Return pulley, 6... Photosensitive drum, 7, 10... Clutch,
8...Drum drive shaft, 9...Return pulley drive member, 11...Return drive shaft, 12...Toothed timing belt, 13, 14...Tension pulley, _{S1 to S4} _... Switch.

Claims

[Claims for Utility Model Registration] A toothed timing belt 12 whose one end is fixed to a fixed part 2 at the front end of a document table 1 and whose other end is fixed to a fixed part 3 at the rear end of the document table 1; and the timing belt. a toothed drum pulley 4 that tightly fits and engages each of the teeth of the timing belt 12; a toothed return pulley 5 that similarly fits and engages each of the teeth of the timing belt 12; A document table drive device for a copying machine, characterized in that it has tension pulleys 13 and 14 for adjusting the tension of a timing belt 12.