JPS61148058U

JPS61148058U -

Info

Publication number: JPS61148058U
Application number: JP3162785U
Authority: JP
Priority date: 1985-03-05
Filing date: 1985-03-05
Publication date: 1986-09-12

Description

[Brief explanation of the drawing]

第１図はこの考案の実施例を示す縦断正面図、
第２図は同上の像保持部材の側面図、第３図は同
上の駆動伝達部材を示し、Ａは一端側の斜視図、
Ｂは他端側の斜視図、第４図は駆動入力部材の斜
視図、第５図は従来例を示す縦断正面図、第６図
は同上の駆動ギヤを示し、Ａは側面図、Ｂは斜視
図である。１……像保持部材、２……フランジ、３……支
持体、４……像保持層、５……ボス、６……係合
孔、８，２６……軸、１０……ブツシユ、１１，
３５……側板、１２……ブラケツト、１３……駆
動伝達部材、１４……係合突起、１６，２０……
係止突片、１８……駆動入力部材、２１……圧縮
ばね、２８……ユニツトケース、３２……軸受。 FIG. 1 is a longitudinal sectional front view showing an embodiment of this invention.
FIG. 2 is a side view of the image holding member same as above, FIG. 3 is a drive transmission member same as above, A is a perspective view of one end side,
B is a perspective view of the other end side, FIG. 4 is a perspective view of the drive input member, FIG. 5 is a longitudinal sectional front view showing a conventional example, FIG. 6 is a drive gear same as above, A is a side view, and B is a side view. FIG. DESCRIPTION OF SYMBOLS 1... Image holding member, 2... Flange, 3... Support body, 4... Image holding layer, 5... Boss, 6... Engagement hole, 8, 26... Shaft, 10... Bush, 11 ，
35... Side plate, 12... Bracket, 13... Drive transmission member, 14... Engaging protrusion, 16, 20...
Locking protrusion, 18... Drive input member, 21... Compression spring, 28... Unit case, 32... Bearing.

Claims

[Scope of utility model registration request]

A support body consisting of a metal drum, one end surface of which is formed integrally with the side surface, and a flange non-rotatably fitted into an opening at the other end, and a support body provided on the side surface of this support body. an image holding layer for holding an electrostatic image or a toner image; the center part of one end surface of the support is rotatably inserted into a horizontal shaft provided on one side plate of a copying machine main body; and a center portion of the flange is rotatably supported by the other side plate of the copying machine main body, and a drive input member for inputting rotational driving force to the image holding member is rotatably inserted into the horizontal shaft. In a drive device for an image holding member in a copying machine, a boss is provided protruding from the center of one end surface of the support and is rotatably inserted into the horizontal shaft, and an engagement hole is bored in the vicinity of the boss, and A cylindrical drive transmission member that engages with the drive input member and transmits its rotational drive to the support is fitted and disposed on the outer periphery of the boss, and the drive transmission member engages with the engagement hole of the support. 1. A driving device for an image holding member in a copying machine, characterized in that a mating engagement protrusion is provided.