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Pump.

Description: Patent for a pump, designed to increase the flow of water without increasing the length of the stroke or the numbers of strokes of the plunger rod. The pump lifts water by force and suction simultaneously.
Date: February 24, 1914
Creator: Muncy, David J.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Single Well Cylinder

Description: Patent for a single well cylinder pump intended to provide more efficient use in a deep well. This cylinder is distinct for its incorporation of a "inwardly opening valve controlling the passage of fluid into an inner cylinder" (p.2, lines 34-37)
Date: December 15, 1914
Creator: Ligon, Arthur Lee
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
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