发明名称 |
Stencil printing machine and stencil printing drum |
摘要 |
A stencil printing machine has a printing drum having a cylindrical circumferential wall adapted to receive a perforated stencil sheet wrapped on an outer circumferential surface thereof and driven to rotate around a central axis thereof the circumferential wall having an opening portion with many through holes formed therein, a non-opening portion formed around the opening portion, and at least one recessed portion formed in at least one part of the opening portion adjacent to the non-opening portion in an axial direction of the circumferential wall; an ink supplying roller situated in the printing drum for supplying ink to an inner circumferential surface of the cylindrical circumferential wall of the printing drum; and a press roller situated adjacent to the printing drum and being urged against the outer circumferential surface of the cylindrical circumferential wall of the printing drum.
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申请公布号 |
US6173646(B1) |
申请公布日期 |
2001.01.16 |
申请号 |
US19990327553 |
申请日期 |
1999.06.08 |
申请人 |
RISO KAGAKU CORPORATION |
发明人 |
TANAKA YOSHITAKA;NEGISHI HIDEO |
分类号 |
B41L13/04;B41L13/06;B41L13/18;(IPC1-7):B41F15/38 |
主分类号 |
B41L13/04 |
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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