发明名称 |
Active vacuum roller and method for advancing media |
摘要 |
A media advancing device for a hardcopy apparatus includes at least one roller having an outer surface and being rotatable for advancing media, and a negative pressure mechanism. The outer surface further comprises a plurality of openings and a contact region for engaging the media, wherein the negative pressure mechanism is capable of creating negative pressure through at least a portion of the openings in the contact region.
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申请公布号 |
US6786664(B2) |
申请公布日期 |
2004.09.07 |
申请号 |
US20010002014 |
申请日期 |
2001.10.26 |
申请人 |
HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P. |
发明人 |
CLARAMUNT DAVID;GROS XAVIER;MARRON ABEL |
分类号 |
B41J11/00;B41J11/06;(IPC1-7):B41J11/08;B41J11/02;B41J13/10;B65H5/22 |
主分类号 |
B41J11/00 |
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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