Gm Global Technolgoy Operations, Inc.

Frank J Farkas

Jeffrey Leo Minner

A draincock assembly for a radiator tank of the type that has a drain tube opening into a cylindrical valve body surface across a sharp aperture, with an O-ring seal on a movable valve member that is pulled back and forth across the aperture as the valve opens and closes. A guiding web is molded across the center of the aperture, running in the axial direction. As the O-ring moves, it's otherwise unsupported section is supported and guided by the web. The O-ring is prevented from bulging out and being cut by the edge of the aperture.

Draincock assembly for vehicle radiator

A draincock and drain hole for a motor vehicle radiator have a cooperative relationship that effects sealed closure of the drain hole with an o-ring and both locks the draincock in its closed position and retains same in the drain hole in an open position.

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Gentzville, NY, United States of America

Frank J Farkas