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Automatic Time-Controlled Operating Mechanism.

Description: Patent for improvements in automatic time-controlled operating mechanisms by using a combination of a spring-actuated rotary disk, a clock mechanism, and co-acting cams to automatically operating at predetermined times, electric switches and other devices, such as locking and unlocking doors of warehouses. Illustration is included.
Date: January 18, 1910
Creator: Chappel, James M.
Partner: UNT Libraries Government Documents Department

Check - Spring.

Description: Patent for a new and improved check-spring. This design "relates to check reins; and its object is to provide a new and improved check-spring for preventing sudden jars to a horse's mouth when the animal throws his head forward" (line 7 - 11).
Date: January 18, 1898
Creator: Walker, Fred B. & Reid, George W.
Partner: UNT Libraries Government Documents Department

Cot-Frame

Description: Patent for a cot frame designed to accommodate two people. Illustrations included.
Date: January 18, 1910
Creator: Shelton, Robert H.
Partner: UNT Libraries Government Documents Department

Back-Pressure Valve

Description: Patent for a back pressure valve for well drilling which may be "removed from the well with facility and despatch" (lines 18-20).
Date: January 18, 1910
Creator: Neighbors, Charles C.
Partner: UNT Libraries Government Documents Department

Automobile-Jack

Description: Patent for an automobile jack that lifts the vehicle so that necessary repairs can be made and that relieves constant pressure of the tires.
Date: January 18, 1916
Creator: Davidson, Charles Edward
Partner: UNT Libraries Government Documents Department

Car Door.

Description: Patent for a new and improved car door. This design "has for an object to provide a simple and convenient construction by which the door, which is mainly intended for grain-cars, may be pressed firmly against the bottom of the car and fastened, so it will not shake loose in making a trip, may be easily started in opening, and will be efficient and durable" (lines 8-14).
Date: January 18, 1887
Creator: Ferguson, George Jones
Partner: UNT Libraries Government Documents Department

Car Coupling.

Description: Patent for a new and improved coupling for railroad cars. This design consists in "[t]he combination of the draw-head, the coupling-hook supported therein and having a limited longitudinal movement, the front edge of said hook being formed with inclined faces . . . and a vertical face arranged to engage proper faces in the draw-head, the forward movement of said hook being limited by [the] inclined faces . . . and vertical face, and its backward movement of bolt or stud and its upward movement … more
Date: January 18, 1887
Creator: Ferguson, George J.
Partner: UNT Libraries Government Documents Department

Spark-Arrester.

Description: Patent for self-driven, rotating, exhaust vent brushes to arrest sparks.
Date: January 18, 1887
Creator: Elkins, William Franklin
Partner: UNT Libraries Government Documents Department

Back Band for Harness.

Description: Patent for a new and improved back-band for harnesses. This design "relates to back-bands for that class of harnesses wherein chains are used for traces; and [the] invention consists, principally, in providing the back-band at its ends with metal loops through which the traces pass to protect the leather of the back-band from wear. The invention also consists in connecting snap-hoops to the metal end-pieces by means of metal loops" (lines 7-15).
Date: January 18, 1887
Creator: Johnson, Ike
Partner: UNT Libraries Government Documents Department

Ant Trap.

Description: Patent for a new and improved ant trap. This design consists in "[t]he combination, with the side pieces, of the traps located between opposite ends of said side pieces and separated by an inclosed space, the openings communicating with said traps and the slides for closing said openings" (lines 61-66).
Date: January 18, 1887
Creator: Mays, Francis A.
Partner: UNT Libraries Government Documents Department

Car Door.

Description: Patent for a new and improved car door. This design "has for an object to provide a simple construction by which the door in its open and closed positions may be pressed firmly in against the side of the car, and by which the door may more perfectly protect the contents of the car from the weather than the doors of ordinary construction" (lines 8-14).
Date: January 18, 1887
Creator: Ferguson, George Jones
Partner: UNT Libraries Government Documents Department

Aeroplane-Tail.

Description: Patent for improvements to the tail of aeroplanes. This invention is to be used to help control the flight of planes or heavy projectiles, and would not have effects on the equilibrium or be difficult to use.
Date: January 18, 1921
Creator: Joseph, M. Krowka
Partner: UNT Libraries Government Documents Department

Lifting Jack

Description: Patent for lifting jack used to lift vehicles.
Date: January 18, 1916
Creator: Applewhite, Scott C.
Partner: UNT Libraries Government Documents Department

Indexing Device.

Description: Patent for an indexer of paper documents in book form. It is made to open along the center with visible subject headings.
Date: January 18, 1921
Creator: Moran, Stanley C.
Partner: UNT Libraries Government Documents Department

Irrigator

Description: Patent for an irrigator used to treat piles (hemorrhoids) and similar diseases. A nozzle delivers liquid to wash the surface of the mucus coating of the afflicted area, and then drains the liquid without obstructing the flow of the liquid. Patent includes illustrations.
Date: January 18, 1921
Creator: Phillips, Edwin R.
Partner: UNT Libraries Government Documents Department

Locking Device for Differential Gears

Description: Patent for "Locking Device for Differential Gears adapted especially for use in connection with automobiles using the “full floating” type of rear axle." (lines 4-7) including instructions and illustrations.
Date: January 18, 1916
Creator: King, George W.
Partner: UNT Libraries Government Documents Department

Invalid's Chair.

Description: Patent for a new and improved invalid's chair. This design "relates to an improvement in chairs which will adapt them to the use of invalids and children" (line 7-9).
Date: January 18, 1898
Creator: Yznaga, Juana G.
Partner: UNT Libraries Government Documents Department

Improvement in Sprinklers.

Description: Patent for an improved sprinkler.
Date: January 18, 1876
Creator: Melcher, John C.
Partner: UNT Libraries Government Documents Department

Hydrocarbon-Burner.

Description: Patent for improvements in hydrocarbon-burners by providing “a burner constructed to cause a complete combustion, a more intense heat, and to obviate to a marked degree, the noise occasioned by the down draft and the combustion.” (Lines 11-15) Illustration is included.
Date: January 18, 1910
Creator: Rork, Clare M.
Partner: UNT Libraries Government Documents Department

Spark Plug for Internal-Combustion Engines

Description: Patent for an improved automobile spark-plug with both insulated and non-insulated cylinders that will activate with any spark to the device.
Date: January 18, 1915
Creator: Loose, Robert D.
Partner: UNT Libraries Government Documents Department

Pump-Valve

Description: Patent for improvements in a pump valve. Designed to be used in pumping wells, particularly oil wells (Line 11).
Date: January 18, 1921
Creator: Sandlin, James W.
Partner: UNT Libraries Government Documents Department

Snuff - Package.

Description: Patent for a new and useful snuff-packages for the retail trade. This design is to "provide a receptacle in which the snuff can be packed and kept in proper condition until used" (line 9 - 11).
Date: January 18, 1898
Creator: Shaw, Wilber S.
Partner: UNT Libraries Government Documents Department

Hen's Nest.

Description: Patent for an automatic gate or door for a hen's nest enclosure that will swing shut to keep out intruders when a hen enters and open when the hen leaves.
Date: January 18, 1916
Creator: Buie, Daniel C.
Partner: UNT Libraries Government Documents Department

Snap Fastener

Description: Patent for a snap fastener for fastening snap buttons, hooks, and eyes. Intended to replace the need for sewing fasteners onto garments, particularly women's dresses
Date: January 18, 1921
Creator: Warrington, Samuel W.
Partner: UNT Libraries Government Documents Department
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