JPH0481151U

JPH0481151U -

Info

Publication number: JPH0481151U
Application number: JP12480590U
Authority: JP
Priority date: 1990-11-26
Filing date: 1990-11-26
Publication date: 1992-07-15

Description

[Brief explanation of drawings]

図１は実施例の画像形成装置の断面図、図２は
、図１の−方向拡大断面図、図３は、図１の
−方向拡大側面図、図４は、図１の−方
向拡大側面図、図５は、第２の実施例の断面図、
図６は、図５の−方向拡大断面図、図７は、
図６の−方向拡大断面図、図８は、図５のオ
イルシールの一部切り欠き部つき正面図、図９、
図１０はそれぞれ従来例の側面図である。図において、２……感光ドラム、４……ＬＥＤ
ヘツド、６……軸、８……カツト面、１０……歯
車、１２……結合部、１４……ボールベアリング
、１６……ブツシユ、２４……滑り軸受け、２６
……オイルシール。 1 is a sectional view of an image forming apparatus according to an embodiment, FIG. 2 is an enlarged sectional view in the - direction of FIG. 1, FIG. 3 is an enlarged side view in the - direction of FIG. 1, and FIG. 4 is an enlarged side view in the - direction of FIG. FIG. 5 is a sectional view of the second embodiment,
FIG. 6 is an enlarged sectional view in the - direction of FIG. 5, and FIG.
FIG. 6 is an enlarged sectional view in the − direction, FIG. 8 is a front view with a partially cutout portion of the oil seal in FIG. 5, FIG.
FIG. 10 is a side view of each conventional example. In the figure, 2...photosensitive drum, 4...LED
Head, 6... Shaft, 8... Cut surface, 10... Gear, 12... Joint, 14... Ball bearing, 16... Bush, 24... Sliding bearing, 26
……Oil seal.

Claims

[Scope of Claim for Utility Model Registration] In an image forming apparatus in which an exposure device is provided inside a photosensitive drum in which a photoconductive layer is formed on the outer peripheral surface of a transparent cylindrical body, an exposure device is provided at both ends of the exposure device to the outside of the photosensitive drum. An image forming apparatus characterized in that a pulled-out shaft is provided, a bearing is provided between the shaft and the inner surface of the photosensitive drum, and a power transmission means for rotating the photosensitive drum is provided at an end of the photosensitive drum. Forming device.