发明名称 |
BOHRWERKZEUG MIT EINEM ALS PLATTE ODER KOPF AUSGEBILDETEN SCHNEIDELEMENT |
摘要 |
The invention relates to a drilling tool, especially for percussion drilling, which comprises a cutting element (3) that is configured as a plate (3) or head and that has at least one cutting edge (11) defined by a cutting face (6) and a free face (10). The cutting edge (11) is associated with a first free face section (10a) which is limited in a cutting plane at a right angle to the cutting edge (11) and parallel to the longitudinal axis (L) of the drilling tool (1) by a convex bulge (13) or a convex polygon outline. The vertical height of a rib (14) defined by the first free face section (10a) and an associated first cutting face section (6a) ranges from 0.1 mm to 1.0 mm. |
申请公布号 |
DE502005011046(D1) |
申请公布日期 |
2011.04.14 |
申请号 |
DE20055011046T |
申请日期 |
2005.08.04 |
申请人 |
ROBERT BOSCH GMBH |
发明人 |
MOSER, BERNHARD;WIDMANN, RAINER |
分类号 |
E21B10/58;B23B51/02 |
主分类号 |
E21B10/58 |
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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