DEVICE FOR DETERMINING ENERGY CONSUMPTION FOR ROCK DESTRUCTION Russian patent published in 2014 - IPC E21C39/00 

FIELD: mining.

SUBSTANCE: device comprises a motor, an electric power meter, a rock destroying tool and a cup for placement the rock sample, the lower part of which is made in the form of a piston. Movement of the piston in a cup is carried out by the pusher interacting with the load placed in the cup by four power and four transmission belts, two rackbars placed on the pusher and which are in involute gearing with two gear wheels, four drums and four pulleys. The drums are placed on the same shaft with each gear wheel, one on each side, and each of four power belts is fastened with one end to the drum and with the other on the support of gear wheel.

EFFECT: simplifying the design of the device without deterioration in its performance, with the ability of implementation of the device based on the lathe with a minor alteration.

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