RAISE-DRIVING MACHINE Russian patent published in 1997 - IPC

Abstract RU 2087719 C1

FIELD: mining equipment. SUBSTANCE: the offered raise- driving machine includes main working member with rock-cutting tools, main motor with reducing gear, feed mechanism, power cable and hydraulic hose. The machine is provided with additional working members located behind the main working member and in the rear of the main motor whose body is rigidly connected with additional motor. Additional working member is fitted on additional motor by means of cylindrical spacer and bearing. Power cable and hydraulic hose run to main motor through hole in spacer. EFFECT: higher efficiency. 1 dwg

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RU 2 087 719 C1

Authors

Zagorskij Sergej L'Vovich

Dates

1997-08-20—Published

1995-05-18—Filed