发明名称 |
PICK TOOL AND METHOD FOR MAKING SAME |
摘要 |
A pick tool comprising an insert and a steel holder for the insert, the insert comprising a superhard tip joined to a cemented carbide support body having an insertion shank; the steel holder comprising a shaft for connection to a tool carrier and provided with a bore configured for receiving the insertion shank; the volume of the cemented carbide support body being at least 6 cm3.
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申请公布号 |
US2011175430(A1) |
申请公布日期 |
2011.07.21 |
申请号 |
US201113008271 |
申请日期 |
2011.01.18 |
申请人 |
HEIDERICH ERNST;RIES BERND HEINRICH;LACHMANN FRANK FRIEDRICH |
发明人 |
HEIDERICH ERNST;RIES BERND HEINRICH;LACHMANN FRANK FRIEDRICH |
分类号 |
E21C35/183;B23P11/02;E21C35/18;E21C35/19 |
主分类号 |
E21C35/183 |
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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