Drilling tool
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United States of America Patent
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Dec 20, 2005
Grant Date -
Aug 28, 2003
app pub date -
Feb 28, 2003
filing date -
Feb 28, 2002
priority date (Note) -
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status (Latency Note)
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Abstract
The invention relates to a drilling tool (1), in particular for working concrete, rock, masonry and suchlike materials, having a tool head with cutting body (5) which has at least one front rake face (9, 10), at least one rear flank ([lacuna] 18) and at least one front-end cutting edge (7, 8), the cutting edge (7, 8) separating the rake face (9, 10) and the flank ([lacuna] 18). In this case, the rake face (9, 10) is formed by at least two cutting faces (11, 13; 12 [lacuna]) merging into one another at at least one second cutting edge (15, 16).
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Cited Art Landscape
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