Holder assemblies for sensitized cutter tools on mining machines

Details Holder assemblies for sensitized cutter tools on mining machines Holder assemblies for sensitized cutter tools on mining machines

1981-01-09

1983-01-11

Purser, Ernest R.

Mining or in situ disintegration of hard material

Automatic control; signaling or indicating

Of hard material disintegrating machine

73 85, E21C 3508

Patent

active

043678998

ABSTRACT:
A holder assembly for a sensitized cutter tool mountable on a cutter head of a mining machine comprises a holder adapted to hold the tool. The holder is pivotal supported abutting a mounting sensor means provided to sense cutting reaction on the tool, the cutting reaction tending to urge the holder to pivot about the mounting.

REFERENCES:
patent: 2620386 (1952-12-01), Alspaugh et al.
patent: 2752591 (1956-06-01), Felbeck et al.
patent: 2798710 (1957-07-01), Heimaster
patent: 3056952 (1962-10-01), Heimaster et al.
patent: 3102718 (1963-09-01), Eberle
patent: 3550959 (1970-12-01), Alford

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