JPH0264975U

JPH0264975U -

Info

Publication number: JPH0264975U
Application number: JP14358288U
Authority: JP
Priority date: 1988-11-02
Filing date: 1988-11-02
Publication date: 1990-05-16

Description

[Brief explanation of drawings]

第１図は本実施例の清掃具を示す斜視図、第２
図ａ〜ｄは操作方法を説明するための現像ユニツ
トの斜視図、第３図は抜穴を設けた実施例の一部
の正面図、第４図ａ，ｂは切り込みと抜穴を設け
た実施例の使用状態を示す各正面図、第５図ａ，
ｂは磁性金属薄板で構成した実施例の使用状態を
示す各正面図、第６図ａ，ｂ，ｃは２つ折りする
形式の実施例を示す展開状態の正面図、２つ折り
の途中の斜視図及び折り重ねた状態の斜視図、第
７図は第６図に示す実施例の操作方法を説明する
ための現像ユニツトの一部の斜視図、第８図ａ，
ｂは第６図に示す実施例の使用方法を説明する斜
視図、第９図はプリンタの概略構成図、第１０図
は現像ユニツトの斜視図、第１１図は現像ユニツ
トの要部の拡大断面図、第１２図は従来のドクタ
ーギヤツプ清掃具の使用方法を説明する正面図、
第１３図は従来のドクターギヤツプの清掃具の斜
視図である。１５……清掃具、１７……切欠、２０……現像
スリーブ、２１……ドクターブレード、２９，３
０……切欠。 Figure 1 is a perspective view showing the cleaning tool of this embodiment, Figure 2 is a perspective view showing the cleaning tool of this embodiment;
Figures a to d are perspective views of the developing unit for explaining the operating method, Figure 3 is a front view of a part of the embodiment with cut-out holes, and Figures 4 a and b are the ones with notches and punch-out holes. Each front view showing the usage state of the embodiment, FIG. 5a,
Fig. 6b is a front view showing the state of use of an embodiment constructed from a magnetic thin metal plate; Figs. 7 is a perspective view of a part of the developing unit for explaining the operating method of the embodiment shown in FIG. 6, and FIG. 8a,
b is a perspective view explaining how to use the embodiment shown in FIG. 6, FIG. 9 is a schematic configuration diagram of the printer, FIG. 10 is a perspective view of the developing unit, and FIG. 11 is an enlarged sectional view of the main parts of the developing unit. Figure 12 is a front view illustrating how to use a conventional doctor gap cleaning tool.
FIG. 13 is a perspective view of a conventional doctor gap cleaning tool. 15...Cleaning tool, 17...Notch, 20...Developing sleeve, 21...Doctor blade, 29,3
0... Notch.

Claims

[Scope of utility model registration request]

A thin flat plate that can be inserted into a gap between a rotatable developing sleeve and a doctor blade that is disposed opposite to the surface of the developing sleeve and regulates the layer thickness of the developer that adheres to the surface of the developing sleeve, A doctor gap cleaning tool characterized by having a notch on at least one side of the tool so as to grasp stagnant foreign matter, and capable of scraping out and removing the foreign matter while the foreign matter is stored in the notch.