Texas Patents - 6 Matching Results

Search Results

Wrench.

Description: Patent for a wrench that can hold round-headed fastening elements (bolts) so as to prevent from turning in the same direction. The wrench can be held while the jaws grip and hold the round heads of bolts.
Date: October 23, 1917
Creator: Wright, John G.
Partner: UNT Libraries Government Documents Department

Cultivator.

Description: Patent for a cultivator, which has a movable beam for use as a straddle row cultivator that allows the draft animal to walk on either side of the rows of plants.
Date: July 23, 1907
Creator: Nicholson, Matthew H.
Partner: UNT Libraries Government Documents Department

Felt Picker

Description: Patent for a felt picker. This invention is for use of piano-workmen in making flexible the felts in piano-actions.
Date: June 23, 1903
Creator: Bell, William Jackson
Partner: UNT Libraries Government Documents Department

Valve.

Description: Patent for a valve made up of a shell with a water inlet and a water outlet, a perforation for the valve stem, a gable-shaped seat made from hard metal that is fitted into the shell, a valve stem that works up and down the shell and with a shoulder, a valve with a hollow neck, a soft contact ring between the gable-shaped seat and the face of the valve, a guide and cap that fits in the shell, a stem nut, and a stuffing-box.
Date: July 23, 1895
Creator: Speer, George F.
Partner: UNT Libraries Government Documents Department

Improvement in Plows.

Description: Patent for an improved design of the plow consisting of a modified foot of the plow and curved blade. Illustrations included.
Date: January 23, 1877
Creator: Moore, Thomas M.
Partner: UNT Libraries Government Documents Department
Back to Top of Screen