Cemented carbide tip

Details Cemented carbide tip Cemented carbide tip

E - Fixed Constructions

21

B

262/83

E21B 10/46 (2006.01) E21C 35/183 (2006.01) E21C 35/18 (2006.01)

Patent

CA 1332178

ABSTRACT OF THE DISCLOSURE A cemented carbide tip for a cutter bit is rotationally symmetric about its longitudinal axis and has a socket in its rear end for brazing to a steel protrusion on a steel tool shank. The tip socket and an outer rearmost facing surface on the tip rear end have respective pluralities of first and second dimples thereon for spacing, centering and aligning the tip on the bit body to facilitate formation of a braze joint of a desired given cross-sectional thickness profile between the tip and bit body.

606108

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