WORKING MEMBER OF HEADING MACHINE Russian patent published in 1994 - IPC

Abstract RU 2012800 C1

FIELD: mining industry. SUBSTANCE: working member has hollow crown furnished with cutting tool over its periphery, inertial-pulse rotary unit consisting of, e. g. , wheel mounted on hollow shaft rotated by controlled drive. Wheel is engaged with satellite gears whose axles carry unbalanced mass. Axles of satellites and unbalanced masses are attached in walls of crown body. Secured to boom drive shaft is sprocket of overrunning clutch interacting through rollers with holder rigidly connected to body or shaft. EFFECT: higher efficiency. 2 cl, 3 dwg

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RU 2 012 800 C1

Authors

Zysmanov L.G.

Dates

1994-05-15—Published

1990-04-28—Filed