F - Mech Eng,Light,Heat,Weapons – 16 – K
Patent
F - Mech Eng,Light,Heat,Weapons
16
K
F16K 31/04 (2006.01) F16K 31/05 (2006.01)
Patent
CA 2376566
The present invention discloses a motorized drive unit for operating a valve including a gear, a motor, a chain coupling the gear and motor, a housing encasing the motor, gear, and chain, and a rotation limiting piece. Additionally, the present invention discloses a method for mounting a gear to a gate valve handle by providing a gear and a mounting plate, positioning the mounting plate beneath the handle of the gate valve, positioning the gear above the handle of the gate valve, and coupling the mounting plate to the gear. Further, the present invention discloses a method for mounting a gear to a ball valve by providing a gear having a cutout portion, removing the handle from the ball valve stem, placing the second portion of the handle through the cutout portion of the gear, and coupling the handle and the gear to the stem.
Field Controls L.l.c.
Mccarthy Tetrault Llp
LandOfFree
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