UNT Libraries Government Documents Department - 34 Matching Results

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Description: Patent for a truss used to give relief to cases of ruptured hernias. Adjustable to be used by patients of varying sizes, and adaptable to treat both inguinal and umbilical ruptures. Includes illustrations.
Date: April 3, 1900
Creator: Johnson, Irven E.


Description: Patent for improvements in corn-thinners for removing excess stalks in the field by constructing the “upper portion’s blade flat to present straight side cutting edges, and having the lower portion curved transversely to present to a lower semicircular cutting edge.” (Lines 53-56.) With this design, the operator would not have to stoop over, making the thinning operation easier. Illustration is included.
Date: February 17, 1903
Creator: Horn, Henry G.


Description: Patent for improvements a cotton chopper that "consists of a two-wheeled carriage having a hoe situated to thin the cotton and is operated by bevel gear-wheels, a ratchet-wheel, and a spring" (lines 12-15).
Date: January 1, 1901
Creator: Levings, Enoc

Device for Measuring Logs.

Description: Patent for device for measuring logs consisting "of a pair of calipers, a measuring-segment, an arm, a plate, and a disk" (lines 13-14) in order to measure "the number of lumber feet in a log" lines 16-17), including illustrations.
Date: July 9, 1901
Creator: Cowart, Laurance P.


Description: Patent for a Fireplace-Fender used as a protective barrier between burning fireplaces and people. Specifically preventing the sparks from the fire to catch clothing on fire or any other flammable materials, Illustrations included.
Date: July 3, 1900
Creator: Russell, Thomas J.


Description: Patent for a reciprocating steam-engine that both live steam and exhaust-steam may be utilized with a single piston to reciprocate it.
Date: August 27, 1901
Creator: Baker, Joseph Clark


Description: Patent for a syrup pan for boiling down sap into syrup that keeps the solid matter in the pan and only lets the liquid syrup flow out.
Date: August 6, 1912
Creator: Baker, George W.


Description: Patent for an axle skein that holds the skein on the axle.
Date: December 20, 1910
Creator: Bevil, Andrew H. & Bevil, Charles W.


Description: Patent for "an electric head-light which will adjust the carbons of the arc lamp without the usual vibration" (lines 12-14) and be more durable and efficient.
Date: October 31, 1911
Creator: Dooley, Robert M.


Description: Patent for "an improved cultivating-plow adapted for cultivating a number of rows of growing plants at a single operation" with improvements in connecting plow-beams to the axle, to devices for raising the plows from the ground, and in operating the cultivator.
Date: November 27, 1900
Creator: Wells, Charles


Description: Patent for certain new and useful improvements in poultry coops, including instructions and illustrations.
Date: March 20, 1900
Creator: Fisher, Charles Nicholas


Description: Patent for a new and useful vine support, including instructions and illustrations.
Date: January 23, 1900
Creator: Henry, Edward A.

Car Steps

Description: Patent for rail car steps. Illustrations included.
Date: March 7, 1911
Creator: Collier, James Dallas

Window Ventilation.

Description: Patent for a window ventilator for use in damp or cold weather that blocks the rain or cold, while allowing fresh air to enter the house.
Date: February 8, 1910
Creator: Best, Julius J.

Try Gravity Level

Description: Patent for a try gravity level. Illustration included.
Date: November 15, 1904
Creator: Drew, John A.


Description: Patent for a logging-truck that is a "simple and convenient apparatus which is operated by a team to raise the logs from the ground, and which thus obviates the necessity of using a hand windlass as is usually done" (lines 14-18). This is used in countries where it does not snow often.
Date: December 25, 1894
Creator: Brough, William, Jr.

Lamp-Wick Raiser.

Description: Patent for a device designed to manipulate a lamp-wick in its guiding tube without cutting or injuring the wick, including illustrations.
Date: November 3, 1891
Creator: McBride, Martin A.

Electric Car-Brake.

Description: Patent for improvements in electrically controlled car-brakes with the various purposes of coupling and uncoupling, putting on and taking off brakes, signaling from car to car or train to car, lighting trains, and other purposes to which it may be adapted, including illustrations.
Date: November 10, 1891
Creator: Collier, James Dallas; Miller, James K. Polk & Kirby, John H.

Electrical Connection and Signal for Railway-Cars.

Description: Patent for invention that applies the use of electricity to suitable electrically-operated devices throughout a train, including illustrations.
Date: November 10, 1891
Creator: Collier, James Dallas; Miller, James K. Polk & Kirby, John H.

Rest for Pivoting-Lathes.

Description: Patent for a file-rest for watchmakers' pivoting-lathes with a "longitudially-slotted base and a vertical arm integral with said base" (lines 13-15), a holding-plate, and a thumb-screw.
Date: June 23, 1896
Creator: Miller, James K. Polk

Bed Stay.

Description: Patent for a new and improved bed stay. This design consists in "[t]he combination, in a bed-stay, of wires connected to the corners of the bed-stead, blocks on the wires, loops connected to the blocks, a lever hung to the loop, and a latch device locking the free end of the lever to the loop" (lines 10-15).
Date: December 6, 1887
Creator: Bethea, Cade

Bed Stay.

Description: Patent for a new and improved bed stay. This design "consist[s] of wires doubled at their center parts and twisted . . . to form loops . . . and diverged from said twisted parts and attached to the corner portions of the bedstead, and a tension and locking device consisting of a straining-lever fulcrumed to one of the loops and adapted to lock thereon and engaging the other loop" (lines 90-97).
Date: October 2, 1888
Creator: Bethea, Cade


Description: Patent for new and improved shears. This design is "adapted to be run along the top of the table or other surface, whereby the movable blade is adapted to be operated so that cloth, paper, or other material may be severed" (lines 9-13). It consists, "with a lower member provided with a handle, of a roller journaled to said member and provided with an elongated eccentric-pin an upper member pivoted to said lower member, and a rearwardly-extending projection from said upper member provided with a suitable elongated opening for the engagement of said pin" (lines 38-46).
Date: January 20, 1891
Creator: Baker, George W.