E - Fixed Constructions – 21 – C
Patent
E - Fixed Constructions
21
C
262/83
E21C 35/18 (2006.01) E21C 35/19 (2006.01)
Patent
CA 1170284
ABSTRACT OF THE DISCLOSURE A cutter bit assembly comprises a holder and a cutter bit. The holder is formed with a pocket into which the cutter bit can be inserted. The cutter bit is retained within the pocket by means of an arcuate wedge inserted into a tapered gap formed between respective curved support faces formed on the cutter bit and the holder.
404554
Breuer Oswald
Hesse Norbert
Merten Gerhard
Steinkuhl Bernd
Gewerkschaft Eisenhutte Westfalia
Mccarthy Tetrault Llp
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