| 发明名称 |
EXPANDABLE WINDING MANDREL |
| 摘要 |
The invention relates to an expandable winding mandrel with a covering (2) which can be placed on the mandrel (1) and which is made of individual annular segments (3) connected together by draw springs (4). |
| 申请公布号 |
WO03022478(A1) |
申请公布日期 |
2003.03.20 |
| 申请号 |
WO2002DE02567 |
申请日期 |
2002.07.09 |
| 申请人 |
SMS DEMAG AG;WITTKOPF, REINHARD |
发明人 |
WITTKOPF, REINHARD |
| 分类号 |
B21C47/30 |
主分类号 |
B21C47/30 |
| 代理机构 |
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代理人 |
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| 主权项 |
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