发明申请
- 专利标题： Pick with Threaded Shank
- 专利标题（中）： 采用螺纹柄
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申请号： US13351414申请日： 2012-01-17
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公开(公告)号： US20130181501A1公开(公告)日： 2013-07-18
- 发明人: David R. Hall , Gary Peterson , Jeff Jepson , Ronald B. Crockett
- 申请人： David R. Hall , Gary Peterson , Jeff Jepson , Ronald B. Crockett
- 主分类号： E21C35/19
- IPC分类号： E21C35/19 ; E21C35/197 ; E21C35/18
摘要：
A degradation assembly may comprise a block secured to a surface. The degradation assembly may also comprise a pick comprising a working end and a shank. The shank may comprise a continuous external circumference and a shank thread form configured to secure the shank within the block, or within a holder secured within the block.
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