| 发明名称 |
APPARATUS AND METHOD FOR HANDLING LENGTHS OF THERMOPLASTIC WEB |
| 摘要 |
A method and apparatus are provided permitting shifting from rolling a thermoplastic web upon one roll to rolling the thermoplastic web upon another roll by overlapping the web connected to one roll and the web connected to the other roll, severing the overlapped webs, and forming a seam between the overlapping ends of the webs. |
| 申请公布号 |
DE2964231(D1) |
申请公布日期 |
1983.01.13 |
| 申请号 |
DE19792964231 |
申请日期 |
1979.11.29 |
| 申请人 |
PHILLIPS PETROLEUM COMPANY |
发明人 |
PLATT, LOUIS;THOMAS, SANFORD POTEET |
| 分类号 |
B65H19/18;B29C71/00;B29D1/00;B65H19/22;(IPC1-7):65H19/22;29D7/26 |
主分类号 |
B65H19/18 |
| 代理机构 |
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代理人 |
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