UNT Libraries Government Documents Department - 2 Matching Results

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Plow.

Description: Patent for improvements in plows by providing “a reversible colter adapted to be applied to any style of plow; such as shovel-plows, half or turning shovels, bull-tongue, or other forms of plows. Also to provide a convenient means of attaching and detaching the plow” (lines 12-17). Illustration is included.
Date: April 14, 1891
Creator: Baker, George Washington

Pulley Hub.

Description: Patent for a new and improved pulley-hub. This design "relates . . . to the means employed for attaching the hubs thereof firmly but removably to the shaft upon which the pulleys are mounted; and the object of the invention is to effect improvements upon the well-known 'spline-and-groove' connection. To this end the invention consists of a hub having upon its interior two outwardly-tapering grooves, wedges moving within said grooves, and a screw having a pointed tip passing between the inner en… more
Date: October 14, 1890
Creator: Collier, William Reid
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