发明名称 |
Rotary shank cutting tool clamping device for the mining machine, particularly for the mechanical coal miner |
摘要 |
The fastening mechanism (10) comprises a bit (20) which is provided with an integral, concentrically circular attachment section (26) located between the bit head and the bit shaft (23). A holding block (1) is provided which has a supporting collar (7) for the circular attachment section (26) of the bit shaft. |
申请公布号 |
PL211221(B1) |
申请公布日期 |
2012.04.30 |
申请号 |
PL20050376265 |
申请日期 |
2005.07.21 |
申请人 |
DBT GMBH |
发明人 |
RASCHKA JOACHIM;BECHEM ULRICH |
分类号 |
E21C35/18;E21C35/197 |
主分类号 |
E21C35/18 |
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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