发明名称 |
APPARATUS AND METHOD FOR CRIMPING FIBER FOR NON-WOVEN APPLICATIONS |
摘要 |
Apparatus and method for crimping fiber, especially polypropylene fiber, includes feeding a tow through driven rolls into a stuffer box. Heat, in the form of steam, is applied to the tow prior to the rolls. The stuffer box includes doctor blades for cooling the tow. The doctor blades include a leading tip portion, through which compressed air is fed over the tow, and a trailing section including at least one internal compartment for a cooling fluid.
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申请公布号 |
CA2133187(C) |
申请公布日期 |
1999.06.01 |
申请号 |
CA19942133187 |
申请日期 |
1994.09.28 |
申请人 |
HODGES, RAY W., JR.;SIBAL, SHIV |
发明人 |
HODGES, RAY W., JR.;SIBAL, SHIV |
分类号 |
D02G1/12;(IPC1-7):D02G1/12 |
主分类号 |
D02G1/12 |
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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