发明名称 |
APPARATUS FOR CONSTANT PRESSURE IN LINE-WEB CRUSH-SCORING |
摘要 |
There is provided an apparatus for applying constant pressure to a knife blade for crush-scoring, wherein the knife blade is supported in a substantially frictionless manner and the constant pressure is supplied by a flexible diaphragm acting on a plunger which can move substantially without friction in a pneumatic cylinder. |
申请公布号 |
AU600680(B2) |
申请公布日期 |
1990.08.23 |
申请号 |
AU19860064041 |
申请日期 |
1986.09.15 |
申请人 |
AVERY INTERNATIONAL CORPORATION |
发明人 |
YEFIM SLOBODKIN |
分类号 |
B31D1/02;B26D1/22;B26D3/08;B31B1/25;B31F1/10 |
主分类号 |
B31D1/02 |
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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