Cutter bit assembly

Details Cutter bit assembly Cutter bit assembly

1980-08-11

1982-08-10

Purser, Ernest R.

Mining or in situ disintegration of hard material

Cutter tooth or tooth head

Tooth mounted on helical head portion or head with helical...

299 91, 407 46, E21C 3518

Patent

active

043435165

ABSTRACT:
A cutter bit assembly having an elongated cutter bit and a bit holder engaged with a bit block. The bit holder and the bit block have an elongated opening for receiving the elongated cutter bit.

REFERENCES:
patent: 2434256 (1948-01-01), Bowman
patent: 3697137 (1972-10-01), Krekeler

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