| 发明名称 |
METHOD AND TOOL FOR THE FREEING OF PARTS HELD FAST TOGETHER |
| 摘要 |
<p>The object of the invention is a method and a tool for the freeing of parts held fast, especially for the freeing of bolts and nuts rusted fast under water. According to the invention an electric arc is created between the rotating endpiece (21) of the tool and the fast held part (1), with which the fast held part (1) is heated and/or thermally cut, after which the fast held part can be freed from the fastened object.</p> |
| 申请公布号 |
CA1254722(A) |
申请公布日期 |
1989.05.30 |
| 申请号 |
CA19850490951 |
申请日期 |
1985.09.17 |
| 申请人 |
OY GSS GENERAL SEA SAFETY LTD.;NIINIVAARA, ENSI K.J.;M"AKELAEINEN, HANNU K. |
发明人 |
NIINIVAARA, ENSI K.J.;MAKELAEINEN, HANNU K. |
| 分类号 |
B25B21/00;B25B27/00;B25B27/18;H05B7/18;(IPC1-7):B25B27/00 |
主分类号 |
B25B21/00 |
| 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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