| 发明名称 |
AUTOMATISCHER VERSCHLUSS FUER ROHRWALZEN |
| 摘要 |
A tube expander includes a housing, a generally cylindrical cage and a mandrel movably disposed within the bore of said cage. The expander further includes an indexing system to automatically axially advance the cage relative to the housing in a step by step manner. |
| 申请公布号 |
DE2721622(A1) |
申请公布日期 |
1978.11.16 |
| 申请号 |
DE19772721622 |
申请日期 |
1977.05.13 |
| 申请人 |
KOTTHAUS & BUSCH |
发明人 |
HAUSCHKE,MANFRED;MEISSNER,VOLKER |
| 分类号 |
B21D39/10;(IPC1-7):B21D39/06 |
主分类号 |
B21D39/10 |
| 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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