发明名称 |
Cushioning apparatus for web roll let-off and method |
摘要 |
Apparatus and method for cushioning the impact when placing a web roll on a belt let-off has pneumatic cylinders (A) operating bell crank arms (B) for raising a roll carried on one end (C) while lowering a roll (D) carried on an opposite end of the bell crank for tightening the belt (F) ejecting an empty core roll preparatory to receiving a web roll (W) which is supported by the arms (B) while being lowered and cushioned by the air cylinders until it is received and supported for rotation in a cradle formed by the belt (F) for unwinding.
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申请公布号 |
US5893530(A) |
申请公布日期 |
1999.04.13 |
申请号 |
US19970844959 |
申请日期 |
1997.04.23 |
申请人 |
ALEXANDER MACHINERY, INC. |
发明人 |
ALEXANDER, III, WILLIAM J.;BLEGEN, MINNERD A. |
分类号 |
B65H16/10;B65H19/12;(IPC1-7):B65H19/00 |
主分类号 |
B65H16/10 |
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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