发明名称 INKJET HEAD AND MANUFACTURING METHOD AND IMAGE FORMING DEVICE USING THE INKJET HEAD
摘要 <P>PROBLEM TO BE SOLVED: To provide an inkjet head which permits sufficient cleaning of the vicinities of the outlets of nozzle openings and the maintenance of high print quality. <P>SOLUTION: A nozzle plate 224 on which a row of nozzle openings made up of a plurality of nozzle openings 225 to discharge ink droplets and at least edges 242 adjacent to the row of nozzles of the nozzle plate 224 from among the edges of a nozzle plate protecting member 240 having a nozzle plate protection member 240 to cover and protect at least a part of the nozzle plate 224 are formed in such a manner as to gradually reduce the thickness of the members toward the row of nozzles. <P>COPYRIGHT: (C)2006,JPO&NCIPI
申请公布号 JP2006256029(A) 申请公布日期 2006.09.28
申请号 JP20050075121 申请日期 2005.03.16
申请人 RICOH CO LTD 发明人 UMEZAWA MICHIO;UENO YOSHIKAZU;TOKUNO TOSHIRO;ONISHI KOJI
分类号 B41J2/045;B41J2/055;B41J2/135;B41J2/16 主分类号 B41J2/045
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