UNT Libraries Government Documents Department - 59 Matching Results

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Animal-Tread.

Patent for improvements in animal-treads when “animal is placed in the tread, the single or double tree being attached to the arm c’, and thus in addition to his weight he will have his strength to operate the tread. The function of the rope and weight is to keep the traces and tree from under the animal’s feet in case he should slack his speed, and thus prevent his tripping.” (Lines 59-66) Illustration is included.

Date: June 16, 1891

Creator: Bevil, John R.

Rail Plate And Fastener

Patent for rail plate fastener. This invention is designed to secure rails to ties without the use of spikes. Illustration included.

Date: June 21, 1904

Creator: Butterfield, Walter V.

Fire-Extinguishing Device.

Patent for fire extinguishing devices to "supplying steam to the fluid so that oxygen sufficient to support combustion will not reach the flame" (lines 14-16).

Date: July 6, 1920

Creator: Byrd, Williman Harvey

Car - Coupling

Patent for a new and useful improvements in car-couplings. This design "relates to car-couplers of the pivoted-hook type" (line 11 -12).

Date: February 8, 1898

Creator: Chance, Ransom M.

Dipper

Patent for dipper. Illustration included.

Date: May 16, 1905

Creator: Cowart, Laurance P.

Car-Loading Device

Patent for a device used in the loading of train cars with reduced manual effort.

Date: November 16, 1914

Creator: Davison, George E.

Standing-Valve Structure.

Patent for a standing valve structure "which serves as a coupling between the working barrel (of a pump) and strainer member, to effectively exclude foreign matter" (lines 16-19) including instructions and illustrations.

Date: May 7, 1918

Creator: Ewing, Samuel D.

Log-Turner

Patent for "that class of log-turners which is operated by power, and has for its object to provide a device that will be quick and positive in its operation" (lines 39-42).

Date: May 10, 1887

Creator: Ferris, Henry Murry & Gallon, William

Mechanical Toy Hoop

Patent for improved features for mechanical toy hoops, particularly for toys utilizing trundling hoops.

Date: September 5, 1916

Creator: Giesecke, Leo

Fence Post Foundation

Patent for fence post foundation. Illustration included.

Date: June 13, 1911

Creator: Gregory, Marshal J.

Fire and Burglar Alarm.

Patent for a fire and burglar alarm for use in buildings.

Date: February 13, 1912

Creator: Gregory, Marshall J.

Water-Heater.

Patent for a water heater for use in creating steam for oil and gas boilers, which heats faster than previous models.

Date: April 5, 1910

Creator: Hardie, Jeffie Watkins

Oil Well Strainer

Patent for an oil well strainer that increases the surface area of the inlet, and also provide protection to the person straining.

Date: October 24, 1916

Creator: Hardin, Otis & Daniels, Veerin B.

Standing-Valve

Patent for improvements to standing valves for the use in high pressure, deep oil wells. Improves the construction, durability, and efficiency. Includes detailed description and illustrations.

Date: unknown

Creator: Henderson, Andrew J.

Boiler Feeder

Patent for a boiler feeder. This invention is intended to be placed above the boiler and via a regulator supplies water to the boiler.

Date: November 24, 1903

Creator: Herrington, William

Stirrup

Patent for "new and useful improvements in stirrups" (lines 5-6), including illustration and instructions.

Date: August 17, 1909

Creator: Hooks, George W.

Wrench.

Patent for a new and improved wrench. This design "relates particularly to a combined pipe and nut wrench, and has for its object to provide a wrench of the class described which can be quickly changed to an ordinary wrench . . . [the] invention consists of a shank having a rigid jaw attached thereto, a movable jaw adjustable on the shank and an eccentrically-headed lever pivoted to the rear end of the movable jaw and bearing on the shank adapted to separate the rear end of the movable jaw and … more

Date: August 5, 1890

Creator: Hooks, George W.

Spring-Wheel

Patent for a wheel supported by spring spokes. Illustrations included.

Date: September 24, 1912

Creator: Hudson, Alexander S.

Hand Cultivator.

Patent for a new and improved cultivator. This design "is to provide hand-cultivators constructed in such a manner as to cut up and destroy grass and weeds without throwing the soil around and covering small plants, and without breaking the soil away from around the plants" (lines 16-21).

Date: November 18, 1884

Creator: Hurd, Judson B.

Revolving Plow.

Patent for a new and improved revolving plow. This design calls for a cylinder with blades attached radially for "cutting up, breaking, and turning over the soil or turf, in which the cutter blades are freed automatically" (lines 7-10). This plow cuts up, breaks, and turns over earth faster than previous designs.

Date: October 31, 1882

Creator: Hurd, Judson B.

Plunger.

Patent for a plunger for water and oil wells, which will withstand heavy use.

Date: September 14, 1909

Creator: Karnes, Harry E.

Bending-Machine.

Patent for a new machine providing "a simple, efficient and easily operated fluid-pressure actuated machine" for the straightening of railway rails (lines 12-14)

Date: November 5, 1918

Creator: Keely, William

Casing Head

Patent for a Case-Head. This case-head is used in oil wells. Its purpose is to ensure a tight seal around a pipe so that gas can flow properly through the tube.

Date: August 10, 1918

Creator: Kinzbach, Frank

Machine for Cleaning Pipe-Lines

Patent for a machine for cleaning pipe-lines. The machine uses the pipeline as a track, traveling along the track cleaning the pipeline.

Date: July 1, 1919