JPH01120151U

JPH01120151U -

Info

Publication number: JPH01120151U
Application number: JP1534488U
Authority: JP
Priority date: 1988-02-08
Filing date: 1988-02-08
Publication date: 1989-08-15

Description

[Brief explanation of the drawing]

第１図はこの考案の一実施例の部分縦断面図、
第２図はその製造方法を説明する部分縦断面図、
第３図はそれに誘電層を形成する方法を説明する
説明図、第４図は他の実施例の縦断面図、第５図
は導電性ロールを組み込んだ電子写真複写機の構
成図、第６図は従来例の斜視図、第７図は他の従
来例の製造方法を説明する説明図、第８図はそれ
によつて製造される導電性ロールの部分縦断面図
、第９図はさらに他の従来例の製造方法を説明す
る説明図、第１０図はそれによつて製造される導
電性ロールの部分縦断面図である。２２……金属シヤフト、２３……導電性弾性体
層、２４……誘電層、２５……端部、２６……端
面、２７……液垂れ防止用アダプター、２８……
デイツピング液。 FIG. 1 is a partial vertical sectional view of an embodiment of this invention.
FIG. 2 is a partial vertical cross-sectional view explaining the manufacturing method.
FIG. 3 is an explanatory diagram illustrating a method of forming a dielectric layer thereon, FIG. 4 is a vertical sectional view of another embodiment, FIG. 5 is a configuration diagram of an electrophotographic copying machine incorporating a conductive roll, and FIG. The figure is a perspective view of a conventional example, FIG. 7 is an explanatory diagram illustrating a manufacturing method of another conventional example, FIG. 8 is a partial vertical cross-sectional view of a conductive roll manufactured by the method, and FIG. 9 is another example. FIG. 10 is a partial vertical sectional view of a conductive roll manufactured by the method. 22... Metal shaft, 23... Conductive elastic layer, 24... Dielectric layer, 25... End, 26... End surface, 27... Adapter for preventing dripping, 28...
Deutsping liquid.

Claims

[Scope of utility model registration request]

A conductive roll having a conductive elastic layer formed along the circumference on the outer periphery of a shaft body, and a dielectric layer formed on the outer periphery of the conductive elastic layer, wherein both ends of the conductive elastic layer are formed on the outer circumference of the conductive elastic layer. A conductive roll characterized by having a small diameter portion.