UNT Libraries Government Documents Department - 36 Matching Results

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Animal-Trap.

Description: Patent for an animal trap that allows an animal, most suitably animals of the rodent species, to enter a rectangular box from any of its four sides through a gate formed of downwardly inclined wires pivoted above each of said openings inside of the box. When an animal enters the trap, they are unable to leave because of the downwardly bent ends of transverse bars secured to the said inclined wires.
Date: November 2, 1920
Creator: Smith, James W.
Item Type: Refine your search to only Patent

Apparatus for Separating Substances of Different Dielectric Capacities.

Description: Patent for an apparatus for separating substances of different dielectric capacities; the objective of this invention is to provide means for the material to be separated into its component particles for the purpose of producing material of dielectric hysteric impedance and collecting the separated particles according to the difference in time that the particles maintain their polarity due to the impedance generated from them.
Date: August 2, 1921
Creator: Sutton, Henry M.
Item Type: Refine your search to only Patent

Automobile-Top.

Description: Patent for "new and useful improvements in Automobile-Tops." (lines 5-6) and is related to "tops of automobiles having two or more seats." (lines 9-10) includes illustrations.
Date: March 2, 1920
Creator: Stewart, Henry W.
Item Type: Refine your search to only Patent

Boll-Weevil Catcher

Description: Patent for a Boll-Weevil Catcher. This inventions allows for an attachment to cultivators to catch weevils existing on growing cotton plants. The weevils are extracted, captured in a pan, and can be disposed of. This is an important tool that catches and destroys insects without damaging the plants.
Date: August 2, 1921
Creator: Hitt, Reed R.
Item Type: Refine your search to only Patent

Brick-Kiln Construction

Description: Patent for Brick Kiln Construction. The particular innovation enables bricks and tiles to be manufactured, burned, and dried in one building. This helps in saving fuel, using the fuel economically, and reducing the time needed for the burning of bricks.
Date: August 2, 1921
Creator: Pokorny, James T.
Item Type: Refine your search to only Patent

Broom.

Description: Patent for a broom which allows the user to easily replace the broom straw or fiber with new straw or fiber when it is worn out. The intention is to decrease the cost of brooms while still producing "a strong and relatively durable broom structure" (lines 18-19).
Date: November 2, 1920
Creator: Taylor, James T.
Item Type: Refine your search to only Patent

Culinary Utensil

Description: Patent for a culinary utensil designed as a unique fork which can retrieve articles from a boiling pot without having to expose the hands to the steam.
Date: August 2, 1921
Creator: Brown, Elmer D.
Item Type: Refine your search to only Patent

Deep-Well Pump

Description: Patent for a deep well pump. The pump allows for existing well casing can be adapted to support the pump and valves without being removed.
Date: March 2, 1920
Creator: Ligon, Arthur Lee
Item Type: Refine your search to only Patent

Door Attachment.

Description: Patent for a weather strip attachment for doors which would automatically extend from the bottom of the door to the floor when the door is in the closed position and retract to the bottom edge of the door when the door is opened.
Date: August 2, 1921
Creator: Swenson, Frank O.
Item Type: Refine your search to only Patent

Grass Destroyer

Description: Patent for mechanical grass destroying equipment. This machine produces the results of harrowers, diggers and plows to destroy unwanted plants such as Bermuda and Jackson grass by "sifting the earth off their roots and dropping it back on the ground, and collecting the tops and the roots." (lines 15-17).
Date: March 2, 1920
Creator: Coker, Alvin
Item Type: Refine your search to only Patent

Hame-Fastener.

Description: Patent for a new and useful improvement to an invention known as the hame fastener. Its purpose is to adjust and make a tight or loose connection between the hame and a desired object.
Date: November 2, 1920
Creator: Arnold, Thomas J.
Item Type: Refine your search to only Patent

High-Pressure Suction Fan and Blower.

Description: Patent for "a fan which will operate in a continuous and highly efficient manner and increase the air pressure with a reduced power of operation" and "may be used either in conjunction with a cotton gin...or it may be used for any other purpose where suction or blast fans are used" (lines 31-33, 10-15). It includes an illustration.
Date: August 2, 1921
Creator: Blackmon, Enoch J.
Item Type: Refine your search to only Patent

Hoisting Drum

Description: Patent for improvements to hoisting drums for use in drilling oil, gas, and water wells, with the object being "to employ a plurality of hoisting drums upon the same shaft so that the cable may be wound partly on one drum and partly on another" (lines 73-76) such that the danger of cable cutting is decreased and the speed of operation is increased, including illustrations.
Date: May 2, 1922
Creator: Suman, John R. & Gamble, Adrian R.
Item Type: Refine your search to only Patent

Patent for Cotton-Treating Machine

Description: Patent for a cotton treating machine that cleans and treats any low grade cotton through the rolling process. This treating machine focuses on bolly cotton and other cotton that has burs in it as it helps to breakdown these burs so that the process of ginning is easier.
Date: March 2, 1920
Creator: Cassel, John L.
Item Type: Refine your search to only Patent
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