Texas Patents - 11 Matching Results

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Balancing Pump Jack

Description: Patent for increasing the power of pump jacks and providing simple devices for aiding the driving mechanism. A shifting weight helps balance the sucker rod.
Date: February 4, 1919
Creator: Dayton, W.L.
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Partner: UNT Libraries Government Documents Department

Even-Balance Pump-Jack

Description: Patent for "increasing the power of the pump jacks" (lines 10-11) for improved uniformity during the upstroke and the downstroke.
Date: February 4, 1919
Creator: Dayton, William L.
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Partner: UNT Libraries Government Documents Department

Matrix Molding Device.

Description: Patent for improvements on matrix molding devices, "to provide simple devices or improvements in matrices of standard size and adaptation for use in linotype and other line casting machines for preparing the operating edges of printers' slugs for holding cross-rules" (lines 10-15), including illustrations.
Date: November 4, 1918
Creator: Markwell, Andrew E. & Evans, S. C.
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Partner: UNT Libraries Government Documents Department

Grass-Cutter

Description: Patent for a grass cutter adapted to be mounted on some part of a train of cars. The object of this invention is to provide a cutter which will cut the grass from railway tracks and to adapt the device for easy attachment to a truck of the car.
Date: January 4, 1916
Creator: Doak, John S.
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Partner: UNT Libraries Government Documents Department

Silo

Description: Patent for improvements in silos, particularly in the means of tightening the boards and bracing the silos. The object of the invention is to provide a silo which will be easily put together and braced and which can be kept in an air-tight and a liquid tight condition, and to provide means for bracing the silo and for locking the boards in place.
Date: January 4, 1916
Creator: Crady, Charles C.
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Partner: UNT Libraries Government Documents Department

Dental Tool

Description: Patent for a series of dental cleaning tools to remove deposits from teeth and smooth rough surfaces. This design inflicts minimal damage to the gum tissue while both a guide and blade are in contact with the tooth.
Date: May 4, 1915
Creator: Carr, Cassius M.
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Partner: UNT Libraries Government Documents Department

Electric Motor.

Description: Patent for an electric motor that operates "with equal efficiency on either direct or alternating current" (lines 10-11).
Date: May 4, 1915
Creator: Adams, Homer E.
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Partner: UNT Libraries Government Documents Department

Circuit-Closing Device for Doors.

Description: Patent for a device mounted within a door jamb that closes or breaks a circuit when the door is opened or closed, respectively. The electrical connection can be used to turn on lights when the door is opened and off when closed.
Date: November 4, 1913
Creator: Fitch, William Hubert
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Partner: UNT Libraries Government Documents Department

Spring-Motor

Description: Patent for a spring motor for use in operating small devices such as churns.
Date: February 4, 1913
Creator: Dayton, William L.
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Partner: UNT Libraries Government Documents Department

Sign.

Description: Patent for an illuminated sign that uses prism to reflect the light thus reducing the amount of lights needed to illuminate the sign.
Date: July 4, 1911
Creator: Hoag, Harry
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Partner: UNT Libraries Government Documents Department
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