E - Fixed Constructions – 21 – C
Patent
E - Fixed Constructions
21
C
E21C 35/19 (2006.01) E21C 35/193 (2006.01)
Patent
CA 2722699
The invention relates to a bit holder having an insertion projection and having a holding projection having a bit receptacle, the insertion projection comprising a bearing segment and the holding projection comprising a supporting segment. In order to allow the bit holder to be braced in permanent and stable fashion with respect to a base part, provision is made according to the present invention that the supporting segment and/or the bearing segment comprise two supporting surfaces and bearing surfaces, respectively, arranged at an angle to one another; and that the longitudinal center axis of the bit receptacle and the longitudinal axis of the insertion projection enclose an obtuse angle.
Barimani Cyrus
Buhr Karsten
Haehn Guenter
Lehnert Thomas
Norton Rose Or S.e.n.c.r.l.,s.r.l./llp
Wirtgen Gmbh
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