Chamfered pointed enhanced diamond insert
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United States of America Patent
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Nov 22, 2011
Grant Date -
Aug 19, 2010
app pub date -
Feb 17, 2009
filing date -
Feb 17, 2009
priority date (Note) -
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status (Latency Note)
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Abstract
An impact tool that includes an impact body made from a superhard material bonded to a substrate at a non-planer interface, the impact body having a pointed geometry that includes a substantially frustoconical portion between an apex and a base end, the substantially frustoconical portion including a tapered side wall with at least two different, contiguous slopes that together form an interior included angle which is greater than 135 degrees, and with the thickness of the impact body, as measured from the apex to the non-planar interface, being greater than the thickness of the substrate.
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