UNT Libraries Government Documents Department - Browse


Improvement in Cotton Feeders and Cleaners for Cotton-Gins.

Description: Patent for "devices for feeding seed-cotton to cotton-gins, and also, for cleaning the same preparatory to ginning; and it consists of a hopper having wires extending from side to side over a revolving toothed cylinder and a concave thrasher, and being made to reciprocate on a track by pinions on the ends of the thrasher-cylinder, working in double rack-bars, one in each side of the hopper, so contrived that the pinions run them over one way and under the other, making a simple and cheap mode of obtaining the motion." (Lines 6-18) Includes instructions and illustrations.
Date: July 25, 1876
Creator: Colquitt, George F.
Item Type: Patent

Improvement in Bale-Ties.

Description: Patent for "an improved fastening or tie for cotton-bales, &c.; and it consists of two angular plates, secured at the rear part to one end of the band generally used in baling cotton, &c., and the front part thereof being provided with V-shaped jaws, which engage with angular slots in the opposite end of the band." (Lines 12-19) Includes instructions and illustrations.
Date: January 30, 1877
Creator: Hanson, Asbury J.
Item Type: Patent

Improvement in Cotton-Cultivators.

Description: Patent for a new improvement for a cotton-cultivator with different tools and connections, including instructions and illustrations.
Date: May 6, 1873
Creator: Bates, Finis L.
Item Type: Patent

Improvement in Bridges.

Description: Patent for an improvement in Bridges and Self-Supporting Roofs and Girders. The invention provides instruction for "the construction of truss-bridges and self supporting roofs and girders"..."by nailing or bolting securely together successive layers of plank joined at different points."
Date: May 26, 1873
Creator: Davis, Benjamin F.
Item Type: Patent

Improvements In Dropping-Bottles

Description: Patent for improvements in dropping-bottles that can be used by doctors, nurses, and pharmacists to dispense medicine one drop at a time.
Date: June 29, 1875
Creator: Garrett, Charles C.
Item Type: Patent

Improvement in Permutation-Locks. [PAGES MISSING]

Description: Patent for an improvement to combination locks. "It consists of various devices, which are operated by a revolving wheel having a number of projections or pins upon its periphery, which differ so materially from each other in shape that they can be easily recognized by day or night by the touch alone." (Lines 13-19) Illustration included.
Date: September 9, 1873
Creator: Hall, Phildello W.
Item Type: Patent

Improvement in Combination Locks.

Description: Patent for combination latch-locks, "in such manner as that the knob-latch, while performing its special function, will also serve as the lock upon any combination to which it may be adjusted, and the said latch can be operated from either the outside or inside of the door as a latch simply, or as a combination lock, which latter is further secured from the inside by the employment of a safety pin, rendering the bolt in its locked position perfectly secure, while by its partial withdrawal it prevents the possible change of the combination from the outside, and admits of the free use of the latch independent of such combination." (Lines 29-42) Includes instructions and illustrations.
Date: July 1, 1873
Creator: Hall, Phidello W.
Item Type: Patent

Improvement in Plows.

Description: Patent for "means whereby the beam of a plow may be elevated or depressed at the front end according to the depth to which it is intended that the plow shall run, and held securely at several points of adjustment." (Lines 11-16) Includes instructions and illustrations.
Date: November 17, 1874
Creator: Ihringer, August
Item Type: Patent


Description: Patent for improvements in horseshoes, which will have two parts that pivot together at the toe. Includes instructions and illustrations.
Date: February 18, 1891
Creator: Custer, George
Item Type: Patent


Description: Patent for the "improved construction of elliptical steel springs" (lines 7-8) in "carriage and car springs" (line 5) including instructions and illustration.
Date: June 22, 1880
Creator: Custer, George
Item Type: Patent

Improvement in Cotton-Pickers.

Description: Patent for an improvement in cotton-pickers with design specifications and a description of applications and usage, including illustrations.
Date: June 18, 1878
Creator: Custer, George
Item Type: Patent


Description: Patent for "an improved plow of simple and inexpensive construction employing two shovels so arranged and attached that either one may be quickly and easily removed to convert the plow into either a right or left hand plow, and has for its further object to provide a plow especially designed for opening new ground wherein the plowing is rendered difficult by the presence of roots and similar growth" (lines 9-18).
Date: December 15, 1896
Creator: Stephens, William
Item Type: Patent

Trolley Mechanism.

Description: Patent for a trolley mechanism that is a pivoting "yoke adapted to normally follow being swerved out of line when the car is going around curve of the trolley wire; to prevent catching on cross-wires in case the trolley wheel should leave the line-wire; and to adjust the amount of pivotal action of said yoke with regard to the trolley pole" (lines 13-20).
Date: November 21, 1893
Creator: Fuller, James T.
Item Type: Patent

Foot for Plow-Stocks.

Description: Patent for improvements in plows by using the combination of “two forwardly-curved bars which clamped to a plow-beam, and the heel having its forward end rigidly secured between the lower ends of the bars and its rear portion bent upwardly and forwardly and secured between the bars.” (Lines 94-100) Illustration is included.
Date: April 28, 1891
Creator: Brown, William B.
Item Type: Patent


Description: Patent for a cattle-yolk that stops the animals from jumping or breaking through fences. The yolk "will bind upon him, thus effectually stopping the animal from any further effort" (lines 12-15) if it tries to jump or break through a fence.
Date: March 10, 1896
Creator: Courtney, Thomas Lafayette
Item Type: Patent

Reflector Attachment for Lamps.

Description: Patent for a new and improved reflector for oil lamps. This design's object "is to provide a cheap, simple, and durable device for attaching and detaching a reflector to the bottom of the chimney of an ordinary coal-oil or other hand-lamp" (lines 13-17).
Date: December 9, 1884
Creator: Hayes, Elbert N. & Kimball, Walter J.
Item Type: Patent

Knockdown Barrel.

Description: Patent for a new and improved knockdown barrel. This design "is to provide a cheap and easily constructed knockdown barrel for shipping fruit and other commodities. [The] improvement consists of the construction and arrangement of parts" (lines 7-11).
Date: November 11, 1884
Creator: Miller, James Harison
Item Type: Patent

Stalk and Clod Cutter.

Description: Patent for a new and improved stalk cutter. This design "consist[s] of . . . any desirable number of cutting-wheels constructed with heavy spherical hubs of cast metal and spokes carrying at their extremities horizontal knives. The said cutting-wheels are mounted . . . on a horizontal shaft provided with a longitudinal key-slot from end to end, so that the cutting-wheels may be adjusted in the desired positions thereon, the said shaft turning in boxes at the rear ends of a pair of longitudinal beams secured in front to an axle provided with two carrying-wheels and a driver's seat" (lines 9-21).
Date: December 15, 1885
Creator: Farley, John C.
Item Type: Patent

Horse Collar.

Description: Patent for a new and improved horse collar. This design "is to supply a cheap, durable, easy fitting and self adjusting or flexible horse-collar for farm and other use, and which shall readily adapt itself to the form of the animal, and thereby obviate those abrasions which are so common with the use of a rigid and unyielding collar. To these and other ends [the] collar is made for the most part of what is known as "moss-yarn," with its strands or fibers arranged and the body of the collar subjected to pressure in a mold or press" (lines 9-20).
Date: June 15, 1886
Creator: Bailey, William Luther; Knight, Leonard Thaddeus & Knight, Lenis Douglas
Item Type: Patent

Oil Tank.

Description: Patent for a new and improved oil tank. This design "relates to improvements in oil-tanks, and has for its object to prevent the waste of oil when emptying the can or vessel in which it is received from the factory, and to avoid the odor arising from the oil, and also to prevent evaporation after the oil has been introduced into the tank" (lines 9-15).
Date: March 24, 1885
Creator: Fisher, Charles A.
Item Type: Patent