Cutter bit device

Details Cutter bit device Cutter bit device

1986-02-24

1987-08-04

Novosad, Stephen J.

Mining or in situ disintegration of hard material

Miscellaneous

E21C 3518

Patent

active

046841768

ABSTRACT:
The present invention relates to cutter bit devices and more particularly to cutter bit devices of the type for detachable connection to a rotatable member such as an excavating wheel, chain cutter, cement saw or the like for various excavating operations as in road planing or scarifying, long-wall coal mining, sawing concrete or the like.

REFERENCES:
patent: 3627381 (1971-12-01), Krekeler
patent: 4201421 (1980-05-01), Den Besten et al.
patent: 4247150 (1981-01-01), Wrulich et al.
patent: 4484783 (1984-11-01), Emmerich

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