UNT Libraries Government Documents Department - 10 Matching Results

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Boll-Weevil-Destroying Machine.

Description: Patent for "a machine for destroying boll weevil and other pests which frequent and infect agricultural products" (lines 14-16) using "suction nozzles correlated with a common suction system adaptable to sweep a plurality of rows at a time" (lines 27-30) including illustrations.
Date: April 16, 1918
Creator: Diserens, Thomas H. & McKay, Frank C.
Item Type: Refine your search to only Patent

Car Coupling.

Description: Patent for a new and improved coupling for railroad cars. This design "consists in the construction and novel arrangement of the rack-bars seated in ways recessed in the sides of the draw-head, toothed segments engaging therewith, a shaft carrying said toothed segments, and also bearing within the cavity of the draw-head a vibratory arm and a setting-lever, from which the coupling-pin is suspended, connected to said vibratory arm" (lines 24-32).
Date: August 16, 1881
Creator: Stephens, Lawrence Earnest. & Pool, George Washington.
Item Type: Refine your search to only Patent

Dirigible Headlight

Description: Patent for new design for dirigible headlights by Mr. Hall B. Simpson and Mr. Dewitt Hood, designed with the intention of providing "novel and improved means whereby the headlights are supported by the automobile or other vehicle for turning movement about vertical axes," alongside various innovative applications (lines 23-27).
Date: December 16, 1919
Creator: Simpson, Hall B. & Hood, Dewitt
Item Type: Refine your search to only Patent

Hollow Auger.

Description: Patent for a new and improved hollow auger. This design "consists in an adjustable hollow auger and an adjustable fore-auger, which are combined together for use with an ordinary brace, and constructed in such a manner that when applied to use the end of the spoke or other article is first beveled by the fore-auger, and the tenon then formed by the hollow auger. The cutters of the fore-auger are formed upon pivoted arms, which are automatically released, and then thrown open by a spring when th… more
Date: October 16, 1883
Creator: Rodman, James A.
Item Type: Refine your search to only Patent

Improvement in Compound Engines.

Description: Patent for "a series of engines for working the steam over by exhausting it from the first into the second, and so on, for utilizing the pressure lost when steam is exhausted from a single engine into the air..." (lines 7-11) including instructions and illustrations.
Date: February 16, 1875
Creator: Bell, Jackson W.
Item Type: Refine your search to only Patent
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