Sleeve insert mounting for mining pick

Details Sleeve insert mounting for mining pick Sleeve insert mounting for mining pick

1985-05-22

1987-03-03

Leppink, James A.

Mining or in situ disintegration of hard material

Cutter tooth or tooth head

175410, E21C 2512, E21C 3518

Patent

active

046471111

ABSTRACT:
A rotatable tool which includes a pick carrier having a recess which receives one end of a rod-shaped support secured thereto, an opposite end of the rod-shaped support as a right-cylindrical bore opening axially outwardly of an end face thereof, a pick bit is formed by a shaft having a right-cylindrical bore and a bit-end, and the shaft is received in a split sleeve which in turn is received in the bore to press-fit the bit in the bore.

REFERENCES:
patent: 3749190 (1973-07-01), Shipman
patent: 3852874 (1974-12-01), Pearson
patent: 4575156 (1986-03-01), Hunter et al.

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