Texas Patents - 151 Matching Results

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Rotary Drilling Apparatus

Description: Patent for well drilling apparatus (commonly known as rotaries) with eliminated screws and nuts, and reduced minimum number of parts, and which provides a quickly and easily operable gripping device.
Date: June 22, 1915
Creator: Black, Lee J.
Partner: UNT Libraries Government Documents Department

Life-Preserver.

Description: Patent for a life preserver with features to support both a wearer's waist and neck.
Date: August 12, 1913
Creator: Hansen, Carl Albert Edvard
Partner: UNT Libraries Government Documents Department

Safety Oil-Tank

Description: Patent for improvements to safety oil tanks to prevent explosions, including illustrations.
Date: May 6, 1913
Creator: Smith, James H.
Partner: UNT Libraries Government Documents Department

Door-Hanger.

Description: Patent for a door hanger which supports heavy doors, in particular "barn doors, freight car doors, and the like."
Date: April 29, 1913
Creator: Caneavri, Joseph
Partner: UNT Libraries Government Documents Department

Drying-Machine

Description: Patent for a drying machine for stone, clay and related substances that will not burn the materials.
Date: March 4, 1913
Creator: Black, Lee J.
Partner: UNT Libraries Government Documents Department

Boring-Bit.

Description: Patent for a boring drill. The invention creates a new means "for connecting the constituent members of the head so as to provide novel means for assembling the head with a driving element" (lines 19-22).
Date: 1913-6-10
Creator: Larnce, John B.; Townsend, S. L. & Keith, Aubrey R.
Partner: UNT Libraries Government Documents Department

Drilling-Machine

Description: Patent for a rotary drilling machine for drilling oil wells that has a stronger grip than previous drills.
Date: August 6, 1912
Creator: Black, Lee J.
Partner: UNT Libraries Government Documents Department

Roundabout

Description: Patent for a roundabout ride with an improved method of turning the seats and the seat holder.
Date: July 23, 1912
Creator: Mayhew, Nathaniel L.
Partner: UNT Libraries Government Documents Department

Water-Wheel

Description: Patent for a water wheel adapted for use in running machinery such as pumps. It uses a series of connected buckets mounted to turn on an axle, alternately charging the buckets with water.
Date: January 30, 1912
Creator: Verde, Giuliano
Partner: UNT Libraries Government Documents Department

Tire.

Description: Patent for a cushioned tire which may be attached without special tools to an automobile wheel when the regular is flat or damaged. It can fold up for easy storage, and then attach to the wheel rim using hinges, rods, and sockets.
Date: November 7, 1911
Creator: Price, James Bain
Partner: UNT Libraries Government Documents Department