Invention Grant
- Patent Title: Attack tool with an interruption
- Patent Title (中): 攻击工具中断
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Application No.: US13919749Application Date: 2013-06-17
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Publication No.: US08998346B2Publication Date: 2015-04-07
- Inventor: David R. Hall , Ronald B. Crockett , John Bailey , Jeff Jepson
- Applicant: David R. Hall , Ronald B. Crockett , John Bailey , Jeff Jepson
- Agent Philip W. Townsend, III
- Main IPC: E21C35/18
- IPC: E21C35/18 ; E21C35/183 ; E02F9/28
Abstract:
In one aspect of the present invention, a tool has a wear-resistant steel base comprising a shank suitable for attachment to a driving mechanism. A planar end of a cemented metal carbide segment brazed to an interfacial surface of the base axially opposed to the shank. At least one interruption is formed in the interfacial surface.
Public/Granted literature
- US20140368023A1 Attack Tool with an Interruption Public/Granted day:2014-12-18
Information query
