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 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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