INKJET PRINTHEAD AND METHOD OF MANUFACTURING THEREOF

An inkjet printhead and method of manufacturing thereof is provided to allow printing work to be accomplished well and a heating element to be stably activated despite variation of current. An inkjet printhead comprises a substrate(31), an insulation layers(32,33) having a recess(43), equipped on th...

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Bibliographische Detailangaben
Hauptverfasser:	PAKR, SUNG JOON, PAKR, YOUNG HYE, KIM, TAE JIN, KIM, DAI GEUN
Format:	Patent
Sprache:	eng
Schlagworte:	CORRECTION OF TYPOGRAPHICAL ERRORS GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME LINING MACHINES PERFORMING OPERATIONS PRINTING SELECTIVE PRINTING MECHANISMS STAMPS TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION TECHNICAL SUBJECTS COVERED BY FORMER USPC TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS TRANSPORTING TYPEWRITERS
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Beschreibung
Zusammenfassung:	An inkjet printhead and method of manufacturing thereof is provided to allow printing work to be accomplished well and a heating element to be stably activated despite variation of current. An inkjet printhead comprises a substrate(31), an insulation layers(32,33) having a recess(43), equipped on the substrate; a heating element(36) whose top surface is concavely bent, provided on top of the recess; an electrode(37) contacting with the heating element in order to apply current to the heating element; a chamber layer(38) equipped on the top of the heating element; and a nozzle layer(39) having a nozzle(42), equipped on the top of the chamber layer.