发明名称 |
MULTIPLE CENTER STRAIGHTENER |
摘要 |
An apparatus for straightening structural sections such as beams including means for supporting the straightening rolls at a plurality of possible centers to provide a minimum intermediate and maximum fixed center settings. The machine is also adapted to permit the removal of the roll supporting structure to permit a rapid roll changing operation.
|
申请公布号 |
US3648505(A) |
申请公布日期 |
1972.03.14 |
申请号 |
USD3648505 |
申请日期 |
1970.08.05 |
申请人 |
BLAW-KNOX FOUNDRY & MILL MACHINERY INC. |
发明人 |
WERNER W. EIBE;RICHARD KOTLER |
分类号 |
B21D3/05;(IPC1-7):B21D3/02 |
主分类号 |
B21D3/05 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|