JPH0174142U - - Google Patents

Info

Publication number
JPH0174142U
JPH0174142U JP1987170635U JP17063587U JPH0174142U JP H0174142 U JPH0174142 U JP H0174142U JP 1987170635 U JP1987170635 U JP 1987170635U JP 17063587 U JP17063587 U JP 17063587U JP H0174142 U JPH0174142 U JP H0174142U
Authority
JP
Japan
Prior art keywords
nozzle hole
opening diameter
nozzle
bored
places
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP1987170635U
Other languages
English (en)
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP1987170635U priority Critical patent/JPH0174142U/ja
Publication of JPH0174142U publication Critical patent/JPH0174142U/ja
Pending legal-status Critical Current

Links

Description

【図面の簡単な説明】
第1図は本考案の一実施例に係るノズル孔を示
す断面図、第2図は同第二実施例を示す断面図、
第3図は従来のインクジエツトヘツドを示す要部
断面図、第4図は同第3図中の―線に沿つた
断面図、第5図は従来のノズル孔を示す断面図、
第6図は別の従来例を示す断面図である。 20a,20b…ノズル板、21a,21b…
ノズル孔、24a,24b,24c…段部。

Claims (1)

    【実用新案登録請求の範囲】
  1. 基板側に形成された発熱部と対応する位置に穿
    設されるノズル板のノズル孔において、前記ノズ
    ル孔の内周面に表面側の開口径が裏面側の開口径
    よりも小さくなる段部を一個所以上形成してある
    ことを特徴とするインクジエツトヘツドのノズル
    孔の構造。
JP1987170635U 1987-11-07 1987-11-07 Pending JPH0174142U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1987170635U JPH0174142U (ja) 1987-11-07 1987-11-07

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1987170635U JPH0174142U (ja) 1987-11-07 1987-11-07

Publications (1)

Publication Number Publication Date
JPH0174142U true JPH0174142U (ja) 1989-05-19

Family

ID=31461748

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1987170635U Pending JPH0174142U (ja) 1987-11-07 1987-11-07

Country Status (1)

Country Link
JP (1) JPH0174142U (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003025577A (ja) * 2001-07-11 2003-01-29 Canon Inc 液体吐出ヘッド
JP2004230885A (ja) * 2003-01-10 2004-08-19 Canon Inc インクジェット記録ヘッド

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003025577A (ja) * 2001-07-11 2003-01-29 Canon Inc 液体吐出ヘッド
JP2004230885A (ja) * 2003-01-10 2004-08-19 Canon Inc インクジェット記録ヘッド

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