UNT Libraries Government Documents Department - 16 Matching Results

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Description: Patent for an invention of a valve locking device by which the fuel supply pipe can be cut off and a valve which is inserted in the said pipe locked in the cut off position.
Date: July 15, 1919
Creator: Melton, William C.
Item Type: Refine your search to only Patent

Spring-Wheel

Description: Patent for spring wheels for use on motor vehicles, such as automobiles and motorcycles. Producing a wheel that will absorb the shock or jar incident to its passage over rough or uneven roadways.
Date: March 17, 1914
Creator: Short, Jefferson D.
Item Type: Refine your search to only Patent

Water-Elevator.

Description: Patent for a water elevator. The invention produces a means for "high power water elevating" which provides " a steady and voluminous flow of water" (lines 20-22). Illustration included.
Date: November 25, 1919
Creator: Barnett, Grady L.
Item Type: Refine your search to only Patent

Well Pump

Description: Patent for a well pump. "This invention relates to well-pumps of that character wherein a piston is operatively arranged within an outflow-pipe and having an automatically - closed bottom check - valve opened by the suction produced" (line 8-13). Illustration included.
Date: March 5, 1907
Creator: Medlock, Augustus L.
Item Type: Refine your search to only Patent

Windmill Wheel

Description: Patent for improvements made to windmill wheels. Improvements include windmill wheel blades that can easily be taken off or fixed onto the wheel hub, improvements in construction for easy assembly and disassembly, and construction from economic materials.
Date: March 3, 1914
Creator: Mason, Charles O.
Item Type: Refine your search to only Patent
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