JPH04540U

JPH04540U -

Info

Publication number: JPH04540U
Application number: JP4076590U
Authority: JP
Priority date: 1990-04-17
Filing date: 1990-04-17
Publication date: 1992-01-06

Description

[Brief explanation of the drawing]

第１図乃至第３図は本考案の一実施例を示すも
ので、第１図は一部切断平面図、第２，３図はイ
ンク押圧の各段階を説明する一部切欠正面図であ
る。第４，５図は他の実施例を示すインク押圧の
各段階を説明する一部切欠正面図である。第６，
７図は更に他の実施例を示すインク押圧の各段階
を説明する一部切欠正面図である。１……印字ヘツド、３……キヤリツジ、４，２
４……インクバツグ、５，２５……インクケース
、５ｂ……空気孔、１０……ベローズ手段、１２
，２２……押圧レバー、１２ａ，２２ａ……押圧
部、１３……駆動手段、１７……揺動板、１８…
…インクの有無を検知するスイツチ、２０……ば
ね部材、２４ａ……押え板、２５ｂ……開口部、
２６……上ケース。 Figures 1 to 3 show one embodiment of the present invention, with Figure 1 being a partially cutaway plan view, and Figures 2 and 3 being partially cutaway front views illustrating each stage of ink pressing. . 4 and 5 are partially cutaway front views illustrating each stage of ink pressing showing another embodiment. 6th,
FIG. 7 is a partially cutaway front view illustrating each stage of ink pressing showing still another embodiment. 1...Print head, 3...Carriage, 4,2
4... Ink bag, 5, 25... Ink case, 5b... Air hole, 10... Bellows means, 12
, 22... Pressing lever, 12a, 22a... Pressing part, 13... Drive means, 17... Rocking plate, 18...
...Switch for detecting the presence or absence of ink, 20... Spring member, 24a... Pressing plate, 25b... Opening,
26... Upper case.

Claims

[Scope of Claim for Utility Model Registration] (1) An ink case housing an ink bag connected to a printing head mounted on a carriage, a bellows means provided at the top of the ink case, and the bellows. 1. An inkjet printer comprising: a press lever that is swingably supported and has a press section that presses the means; and a drive means that swings the press lever during purging. (2) an air hole provided in the ink case so that a portion of the internal air can be ejected when the bellows means is compressed; A rocking plate that is freely supported and is rocked and displaced by the air flow ejected from the air hole, and a switch that is activated by the rocking displacement of the rocking plate to detect the presence or absence of ink. The inkjet printer according to claim 1, further comprising: an inkjet printer; (3) An ink case that houses an ink bag connected to the print head mounted on the carriage and has an opening at the upper end; an upper case that is slidable up and down, a presser plate that is placed on the ink bag and is displaced in accordance with the deformation of the ink bag, and a presser plate that is provided between the presser plate and the upper case. An ink cartridge characterized by comprising: a spring member that presses the upper case; a press lever that is swingably supported and that has a press section that presses the upper case; and a drive means that swings the press lever during purging. et printer.