Drive system having a pin drive chain for a cutting machine for

Details Drive system having a pin drive chain for a cutting machine for Drive system having a pin drive chain for a cutting machine for

1997-08-05

1999-08-03

Bagnell, David J.

Mining or in situ disintegration of hard material

Automatic control; signaling or indicating

Of hard material disintegrating machine

299 43, E21C 2906, E21C 2902

Patent

active

059315407

ABSTRACT:
In the drive system according to the invention for a cutting machine which can be moved along a chain conveyor and has a pin drive chain arranged in a chain receptacle of the chain conveyor, the pin drive chain is attached at each of its two ends to a hydraulic tensioning cylinder device, with the aid of which the chain slackness which forms in the pin drive chain can be compensated. At the same time, holding devices, such as end stops, are provided in the region of the tensioning cylinder devices, which holding devices support or fix the chain section of the pin drive chain which is respectively under tensile loading.

REFERENCES:
patent: 4298231 (1981-11-01), Spence et al.

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