UNT Libraries Government Documents Department - 4 Matching Results

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Boat-Propeller

Description: Patent for a boat propeller that runs more efficiently by turning in such a way that the load of water on the propeller is taken off when its blades are going up.
Date: July 16, 1912
Creator: Reames, Charles H.

Candy-Wrapping Machine.

Description: Patent for a candy and small object wrapping machine that automatically cuts, feeds, and positions paper, making use of a folding arm. Intended to significantly decrease time taken to wrap small objects by hand.
Date: July 16, 1918
Creator: Greer, John H.

Lubricator.

Description: Patent for an efficient lubricator apparatus that is made up of a reservoir for lubricating oil, a discharge pipe, another pipe that feeds water or condensed steam into the reservoir to displace the oil, a sediment container that has a valved discharge outlet on the bottom, a filter that cleans oil from the discharge pipe, a pipe that lets fluid into the sediment receptacle, and a steam pipe above the oil reservoir.
Date: July 16, 1895
Creator: Herold, Charles

Splitting-Ax

Description: Patent for a splitting ax to be used for splitting wood, especially rails, constructed in a manner to prevent the ax wedge from sticking in the rail. The patent includes instructions and illustrations.
Date: July 16, 1918
Creator: Sandidge, Thomas R., Sr.
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