Patent ID: 6098956
Filing Date: 2000-08-08
Classification: F16K

Abstract:
An electric valve operator characterized by its ease of attachment to drain valve structure including an elongated valve neck having a valve operating stem reciprocally mounted therein movable between valve open and closed positions comprising, in combination, a base plate, valve neck mounting means defined on said base plate including a pair of spaced elements adapted to be located upon opposite sides of the valve neck, threaded fasteners interconnecting said elements for clamping said elements upon the valve neck, a housing enclosing a portion of said base plate, said threaded fasteners mounting said housing upon said base plate, a gear rack guide defined on said base plate adapted to be substantially parallel to the length of the neck and stem when said base plate is mounted on a valve neck, a toothed gear rack linearly reciprocally supported within said guide, a toothed gear rotatably mounted on said base plate meshing with said rack, a reversible electric motor mounted on said base plate drivingly connected to said gear, and a rack extension defined on said rack for attachment to the valve operating stem.