UNT Libraries Government Documents Department - 18 Matching Results

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Animal Trap.

Description: Patent for an improved and simplified trap where "a large number of rats can be caught in succession before the trap has to be emptied, as the trap door arrangement is automatic in regard to resetting" (lines 20-24).
Date: June 23, 1914
Creator: Willard, Thomas A.

Automatic Liquid-Fuel Regulator for Steam-Generators.

Description: Patent for improved automatic liquid fuel feed regulator for steam generators especially adapted for use in connection with steam generators in which liquid hydrocarbon or case is used as fuel.
Date: May 19, 1914
Creator: Ford, Arthur

Crude-Oil Burner.

Description: Patent for a crude oil burner for stoves, which can be put in through the door of the stove.
Date: July 12, 1910
Creator: Stanton, Ernest F.

Cultivator Attachment dated October 8, 1918

Description: Patent for cutting cotton and maintaining it at a certain height. This can be mounted to different cultivators without any need of change or alteration.
Date: October 8, 1918
Creator: Fletcher W. Vaughn

Cultivator Foot

Description: Patent for a cultivator foot. This cultivator foot is designed to be a new kind of inexpensive, simple, and efficient cultivator foot.
Date: August 22, 1922
Creator: Dawson, Joseph E.

Gate-Operating Mechanism

Description: Patent for an improved gate operating mechanism to allow vehicles to approach the gate and the gate move to the open position and to move to the closed position has passed through the gate opening. Includes illustrations.
Date: August 21, 1917
Creator: McDaniel, James M. & McDaniel, Claud M.

Governor for Spring Motors

Description: Patent for an improved governor specifically for spring motors, but it can also be applied to other motors.
Date: April 11, 1905
Creator: Kirby, William Buckingham

Grapple

Description: Patent for providing a cheaper version of removing pipes or tubing from wells.
Date: March 18, 1913
Creator: Drake, Charles W.

Hame Hook

Description: Patent for improved harness and trace connector.
Date: March 6, 1917
Creator: Conn, Isaac D.

Mechanical Movement.

Description: Patent for a mechanical movement, which reduces the level of power needed to operate a mechanical motor pump for wells.
Date: July 2, 1907
Creator: Kirby, William Buckingham

Pan-Lifter.

Description: Patent for a pan lifter, which also can be used to open the door of the oven.
Date: July 12, 1910
Creator: Kelly, Sallie Ruth

Pipe-Clamp.

Description: Patent for a pipe grip that is formed out of two bars with two gripping surfaces forming two mechanical jaws.
Date: September 7, 1915
Creator: Brown, Milo

Plow-Point Attachment

Description: Patent for an attachment for the point of a plow that protects the point from wear and tear, especially in soil that is sandy.
Date: July 18, 1916
Creator: Trout, Calvin L.

Railway-Brake.

Description: Patent for "railway brakes, which are constructed to grip the wheels, and which, in the event of an emergency, may be set to lift the wheels off the track in order to obtain a quick stoppage of the train" (lines 9-14) including illustrations and explanations of the brakes' components.
Date: June 26, 1913
Creator: Drake, Charles W.

Ribbon-Cabinet.

Description: Patent for a ribbon cabinet that is designed to display the different types of ribbon available.
Date: December 30, 1913
Creator: Daniel, Robert O.

Valve for Toilet-Basins

Description: Patent for a valve for toilet basins which is specifically placed outside the bowl to prevent the operator's hands from becoming wet when discharging the contents of the bowl.
Date: January 14, 1913
Creator: Kelley, Robert W.
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