DOUBLE-SPEED HAND DRIVE OF PIPELINE VALVES Russian patent published in 2012 - IPC F16K31/53 

Abstract RU 2454590 C2

FIELD: machine building.

SUBSTANCE: planetary gear is arranged in housing with rotating cover. One flywheel is rigidly fixed on the housing cover. The other flywheel is rigidly fixed on outlet shaft of planetary gear. Outlet shaft of planetary gear is interconnected with actuator of shutoff member. Cover of the housing is interconnected with outlet shaft of planetary gear through planetary gear, and that connection is constantly closed.

EFFECT: drive has simple design and high operating reliability.

3 cl, 2 dwg

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RU 2 454 590 C2

Authors

Gol'Dfarb Veniamin Iosifovich

Gromov Dmitrij Petrovich

Trubachev Evgenij Semenovich

Kuznetsov Andrej Sergeevich

Makarov Vladimir Vasil'Evich

Dates

2012-06-27Published

2009-06-08Filed