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US 2003/0068209 A1Published application
Drilling head
OwnerErich Leibhard, Wolfgang Ludwiginventors
Life of this patent
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Abstract
A drilling head including a base body (1), a bit (2) securable in a recess (10) formed in the base body (1) at the end of the base body (1) and facing in a drilling direction (B), and guide elements for guiding the base body and the bit relative to each other in a direction transverse to the drilling direction.
Claims7
A drilling head, comprising a base body (1);
- a bit (2) securable in the base body (1) at an end (3) of the base body (1) facing in a drilling direction (B);
- and clamping means (4) for securing the bit (2) in the base body (1), the clamping means (4) including two opposite inclination surfaces (5) forming a recess (10) widening in the drilling direction (B) and in which the bit (2) is secured, and guide means (6) for guiding the base body (1) and the bit (2) relative to each other in a direction transverse to the drilling direction (B).
Dependencies are inferred from the claim text.