Armco Steel Corporation

Edward L Brown

Harold E Crow

A butterfly gate valve for control of water in treatment, waste water plants and the like, wherein the gate is mounted on a one-piece shaft. The lower end of the shaft rotates in a radial bearing, and a radial bearing and a thrust bearing are provided on the upper end of the shaft above the gate. The upper bearings are housed in a protective bonnet and may be sealed from access of water. The upper bearings are easily accessible through a removable bonnet cover. The vertical position of the leaf within the frame is adjustable by means of a rotatable threaded member reacting against a mating member above the frame.

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Middletown, OH, United States of America

Edward L Brown