UNT Libraries Government Documents Department - 48 Matching Results

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Automatic Fountain-Valve for Locomotives

Description: This patent relates to new and useful improvements in an automatic fountain valve for locomotives. The purpose of the invention is to provide a valve that will automatically close in the case of the locomotive overturning. This valve will cut off the escaping or steam from broken pipes and prevent the scalding of engine-men who may be trapped in the cab.
Date: March 26, 1918
Creator: Yeamans, Eugence N.
Item Type: Refine your search to only Patent

Holder for Poison.

Description: Patent for poison holders which the poison can be freely distributed without accidental disastrous result. The poison inside the holder can be saved for future use. Illustration is included.
Date: September 8, 1903
Creator: Shelton, William J.
Item Type: Refine your search to only Patent

Ignition System for Internal-Combustion Engines.

Description: Patent for Ignition System for Internal-Combustion Engines. "This invention relates to ignition systems for internal combustion engines and comprehends the provision of a dual ignition system for multiple cylinder engines with which either battery or magneto current may be used and having only two coils, one with a vibrator for the magneto current and one without a vibrator for the battery current." (line - 2)
Date: April 23, 1918
Creator: Richards, Harvey B.
Item Type: Refine your search to only Patent

Machine for Distributing Poison on Plants.

Description: Patent for a new and improved machine for distributing poison on plants. This design consists in "the combination, with a wheeled-frame, a counter-shaft thereon driven from the wheels, a poison-hopper, an air and discharge pipe communicating therewith, a fan giving air-blast through said pipe, and an agitator in the poison-hopper, of wheel and belt-gearing operating the fan and agitator from the counter-shaft on the frame" (lines 112-119).
Date: March 11, 1890
Creator: Brown, George R. & Brown, John W.
Item Type: Refine your search to only Patent
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