UNT Libraries Government Documents Department - 617 Matching Results

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Double-Action Pump

Description: Patent for "double-action submerged force-pumps which can be operated by any suitable power, but particularly adapted for operation by windmills provided with variable gearing...simple in construction and strong and durable and in which there are no parts which can be disarranged during operation and from which all valves may be removed without disturbing the pipe and which will maintain a continuous flow of water during operation."
Date: October 21, 1902
Creator: Byars, Edgar

Baling Press.

Description: Patent for several improvements in baling presses for making cylindrical bales, the machine being able to be set up in both the horizontal and upright positions.
Date: May 22, 1900
Creator: Byars, Edgar.


Description: Patent for a combination tool for pipe fitters and mechanics. The tool can be combined with a number of separate tools, including a die-stock and tap. The tool is foldable when not in used.
Date: December 19, 1911
Creator: Richardson, Charlie N.


Description: Patent for a stalk-cutter that employs rotating breaking members to uproot the stalk and cut it rather than simply cutting the stalk and leaving the roots underground.
Date: November 7, 1911
Creator: Buchanan, Amos. W.


Description: Patent for a mud scraper attachment for vehicles, which prevents mud from getting in the wheels of the vehicle on muddy dirt roads.
Date: November 17, 1908
Creator: Whitaker, Ira Paschal