发明名称 |
APPARATUS FOR CONSTANT PRESSURE IN LINE-WEB CRUSH-SCORING |
摘要 |
<p>There is provided an apparatus for applying constant pressure to a plurality of anvil rollers for crush-scoring used in combination with crush-scoring cylinders having protrusions extending from the surface thereof. Each anvil roller 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.</p> |
申请公布号 |
EP0249630(B1) |
申请公布日期 |
1993.02.24 |
申请号 |
EP19870900481 |
申请日期 |
1986.12.03 |
申请人 |
AVERY INTERNATIONAL CORPORATION |
发明人 |
SLOBODKIN, YEFIM |
分类号 |
B23D25/12;B26D1/40;B26D1/56;B26D3/08 |
主分类号 |
B23D25/12 |
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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