JPH0440937U

JPH0440937U -

Info

Publication number: JPH0440937U
Application number: JP8282690U
Authority: JP
Priority date: 1990-08-03
Filing date: 1990-08-03
Publication date: 1992-04-07

Description

[Brief explanation of drawings]

第１図Ａは本考案に係るインクジエツトプリン
タのキヤツプ装置の実施例を示す縦断面側面図、
第１図Ｂは第１図ＡのＢ部の拡大図、第２図は第
１図Ａの要部の正面図、第３図Ａ，Ｂは本実施例
の作用を示す説明図、第４図は一般的なインクジ
エツトプリンタの概略図、第５図Ａ，Ｂ，Ｃは従
来のインクジエツトプリンタのキヤツプ装置を示
す説明図である。１……インクヘツド、４……キヤツプ装置、９
……キヤツプ部材、１０……保持板、１１，１１
Ａ，１１Ｂ……環状突起、１３……ヘツドユニツ
ト、２３……尖端、２４……凹部。 FIG. 1A is a vertical cross-sectional side view showing an embodiment of the cap device of an inkjet printer according to the present invention;
Fig. 1B is an enlarged view of part B in Fig. 1A, Fig. 2 is a front view of the main part of Fig. 1A, Figs. The figure is a schematic diagram of a general inkjet printer, and FIGS. 5A, B, and C are explanatory diagrams showing a cap device of a conventional inkjet printer. 1... Ink head, 4... Cap device, 9
... Cap member, 10 ... Holding plate, 11, 11
A, 11B... annular projection, 13... head unit, 23... point, 24... recess.

Claims

[Scope of utility model registration request]

A cap member made of an elastic material that can move toward and away from the outer peripheral surface of the ink ejection port of an ink head unit provided with an ink ejection port; and a driving means for driving the cap member in a direction toward and away from the ink head unit. In the cap device for an inkjet printer, a plurality of annular protrusions surrounding the ink ejection ports are formed on the surface of the cap member that contacts the surface of the ink head unit, and the annular protrusions located on the outside A cap device for an inkjet printer, characterized in that the height of the protrusion is increased and the width thereof is narrowed.