F - Mech Eng,Light,Heat,Weapons – 16 – K
Patent
F - Mech Eng,Light,Heat,Weapons
16
K
F16K 31/53 (2006.01) F16H 3/54 (2006.01) F16H 63/30 (2006.01) F16H 63/04 (2006.01)
Patent
CA 2127775
ABSTRACT A reducer assembly for reducing the amount of torque required to rotate a gate valve stem utilizes a planetary gear assembly. The stem has a shift rod contained internally that can be selectively shifted to activate the reducer assembly between a direct drive position and a reduced drive position.
Fmc Corporation
Sim & Mcburney
LandOfFree
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