JPH0386367U

JPH0386367U -

Info

Publication number: JPH0386367U
Application number: JP14645989U
Authority: JP
Priority date: 1989-12-21
Filing date: 1989-12-21
Publication date: 1991-08-30

Description

[Brief explanation of the drawing]

第１図は本考案の第１の実施例の斜視図、第２
図は第１図の矢印Ｖ−Ｖ′線部の模式的断面図、
第３図は第１図の矢印Ｗ−Ｗ′線部の模式的断面
図、第４図は本考案の第２の実施例の斜視図、第
５図は第４図の矢印Ｘ−Ｘ′線部及び同Ｙ−Ｙ′
線部の模式的断面図、第６図は本考案の第３の実
施例の模式的断面図、第７図は従来技術を説明す
る画像形成装置の模式的断面図、第８図は従来技
術を説明する現像器ユニツトの模式的断面図、第
９図は従来技術を説明する現像器ユニツトの斜視
図、第１０図は第９図の矢印Ａ−Ａ′線部の断面
図、第１１図は多の従来技術を説明するプロセス
キツトの模式的断面図である。１３……現像器ケーシング、１３ｂ……保護部
、１３ｃ……把手、１３ｄ……係合孔、１３ｅ…
…突出部、１５……蓋部材、１５ａ……下垂部、
１５ｂ……アーム、１５ｃ……係止爪。 Fig. 1 is a perspective view of the first embodiment of the present invention;
The figure is a schematic cross-sectional view taken along arrow V-V' in Figure 1.
3 is a schematic sectional view taken along arrow W-W' in FIG. 1, FIG. 4 is a perspective view of the second embodiment of the present invention, and FIG. 5 is a schematic cross-sectional view taken along arrow W-W' in FIG. Line part and Y-Y'
FIG. 6 is a schematic cross-sectional view of the third embodiment of the present invention; FIG. 7 is a schematic cross-sectional view of an image forming apparatus explaining the conventional technique; FIG. 8 is the conventional technique. FIG. 9 is a perspective view of the developing unit to explain the prior art; FIG. 10 is a cross-sectional view taken along arrow A-A' in FIG. 9; FIG. 1 is a schematic cross-sectional view of a process kit illustrating a number of conventional techniques. 13...Developer casing, 13b...Protective part, 13c...Handle, 13d...Engagement hole, 13e...
... protruding part, 15... lid member, 15a... hanging part,
15b...arm, 15c...locking claw.

Claims

[Claims for Utility Model Registration] An opening in the upper part through which developer can be replenished, and a lid member which is engaged with the edge of the opening and is capable of sealing the opening,
In a developing unit that is detachably attached to an image forming apparatus, a lid member gripping prevention portion that cannot be gripped or is difficult to grip via the lid member when the lid member is closed is provided near the edge of the opening. A developing unit characterized by: