| 发明名称 |
Apparatus for detecting marks on a running web |
| 摘要 |
Mark detector for detecting marks on a running web distinguished from any printed letter or pattern or any printing smudge. The width of mark segments and the distance between them are determined and, if they are within preset ranges, a mark detection signal is given. A delayed signal generator and a false signal generator are provided.
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| 申请公布号 |
US4600841(A) |
申请公布日期 |
1986.07.15 |
| 申请号 |
US19830515257 |
申请日期 |
1983.07.19 |
| 申请人 |
RENGO CO., LTD. |
发明人 |
TOKUNO, MASATERU;MORI, YASUHARU |
| 分类号 |
B26D5/32;B26D5/34;B26D5/38;B41F33/00;B41F33/14;B65H23/00;B65H26/02;B65H39/00;B65H43/08;G06K7/10;(IPC1-7):G01N21/86;G05B19/29 |
主分类号 |
B26D5/32 |
| 代理机构 |
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代理人 |
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