Control system for a mineral mining installation

Details Control system for a mineral mining installation Control system for a mineral mining installation

1977-02-16

1978-07-11

Purser, Ernest R.

Mining or in situ disintegration of hard material

Automatic control; signaling or indicating

Of hard material disintegrating machine

299 43, E21D 1548

Patent

active

040997820

ABSTRACT:
A system for controlling the thrust applied to a mineral winning machine, which is movable along a guide at a longwall face in a mine working, includes control means which regulates the thrust applied to the guide by hydraulic rams in dependence upon the loading of the winning machine drive. The control means may include one pressure regulator for each ram, one pressure regulator for each of a plurality of groups of rams, or one pressure regulator for all the rams.

REFERENCES:
patent: 3482877 (1969-12-01), Jacobi

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