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Device for Cutting Boiler Tubes.

Description: Patent for a new device for cutting boiler-tubes. This design "is to be adjusted a distance from the head sufficiently in excess of the thickness of the tube sheet to prevent injury to the latter. The device is then inserted into the end of the tube, with the head abutting against the outside of the tube-sheet. By turning the screw the wedges may then be drawn toward each other, thus forcing the block carrying the cutter outward. The device is now to be turned by the shank alternately with feed… more
Date: April 18, 1882
Creator: Franklin, James Johnson
Partner: UNT Libraries Government Documents Department

Device For Converting Motion.

Description: Patent for a device that converts "regular rotary motion into irregular reciprocating motion" (lines 15-16) which includes instructions and illustrations.
Date: January 26, 1886
Creator: Shellenberger, Samuel L.
Partner: UNT Libraries Government Documents Department

Fruit Coring and Halving Machine.

Description: Patent for a new and improved fruit corer and halver. This design consists "[i]n a fruit cutter, the combination of the pivoted knives having laterally-concaved facing sides and curved inward to the edges at the upper ends, the arms extending from one side of said knives near their lower end, and the vertically-moving guide-plate provided with the longitudinal guide-grooves parallel at their upper and lower portions and curving inward to meet at their centers, into which grooves the ends of sai… more
Date: November 20, 1888
Creator: Harpst, Edgar S.
Partner: UNT Libraries Government Documents Department

Fruit Picker.

Description: Patent for a new and improved fruit picker. This design "is to provide a picker that may be adjusted in length to suit trees of different heights. A further object is to provide a picker with a fruit-receptacle, which is constructed of wire gauze or netting to adapt the same to be introduced readily between branches that are close together; and a further object is to provide a picker which is simple in construction, and can be cheaply made and not liable to get out of order" (lines 16-26).
Date: June 18, 1889
Creator: Harpst, Edgar S.
Partner: UNT Libraries Government Documents Department

Fruit-Picker.

Description: Patent for a fruit-picker that has a jaw or jaws that severs the stem of the fruit, a fabric tube that brings the fruit to the operator or a basket. It bruises the fruit less than other pickers do.
Date: September 24, 1895
Creator: Williams, Thomas Page
Partner: UNT Libraries Government Documents Department

Design for Colter Brace

Description: Design patent for colter-brace for plows.
Date: July 20, 1897
Creator: Darby, Robert J.
Partner: UNT Libraries Government Documents Department

Cotton-Cleaner.

Description: Patent for a machine "for the purpose of cleaning the cotton before it is ginned, and thus free it from foreign substances and produce a better grade of cotton than that which is ginned without being previously cleaned" (lines 15-19).
Date: April 28, 1885
Creator: Tucker, Stephen
Partner: UNT Libraries Government Documents Department

Cotton Chopper.

Description: Patent for a new and improved cotton cutter. This design consists in "the combination [of] the two-part shaft having bearings in the frame and supported on the wheels of [a] removable wheel, secured upon the end of [a] portion and having the spokes and cups at the ends thereof, arranged to operate between the adjustable plows" (lines 62-68).
Date: May 31, 1881
Creator: Smith, Joseph F.
Partner: UNT Libraries Government Documents Department

Grain-Door

Description: Patent for a grain car door that keeps the grain securely in the railroad car.
Date: November 26, 1912
Creator: Gradick, Wiley, Sr.
Partner: UNT Libraries Government Documents Department

Harrow-Tooth

Description: Patent for an improvement in the device known as harrow tooth. Due to being constructed differently certain parts of the invention can be arranged any way the user wants and the harrow tooth is also capable of a more thorough cultivation and pulverization of soil which allows closer cultivation of crops or being more precise and thorough when digging up weeds.
Date: September 25, 1905
Creator: Smith, James Wilson
Partner: UNT Libraries Government Documents Department

Guard-Rail Clamp.

Description: Patent for guard rail clamps to securely clasp guard rails with the main rail with features such as spikes and braces.
Date: March 12, 1912
Creator: Akers, Harry R.
Partner: UNT Libraries Government Documents Department

Gravity Dump Car

Description: Patent for gravity dump-car cheaper in cost and easy in construction and operation.
Date: October 8, 1901
Creator: Swindall, S. M.
Partner: UNT Libraries Government Documents Department

Grave-Cover

Description: Patent for a device to provide a temporary cover to open graves made of non-rusting materials with adjustable length.
Date: September 19, 1912
Creator: Rankin, Daniel H. & Cox, William, E.
Partner: UNT Libraries Government Documents Department

Gate-Latch.

Description: Patent for a gate-latch. A latch-pin secured in a beam, another latch secured to the inside of another post, with two pivoting hangers, and plates come together to form this latch.
Date: January 5, 1897
Creator: Berry, John S.
Partner: UNT Libraries Government Documents Department

Felt Picker

Description: Patent for a felt picker. This invention is for use of piano-workmen in making flexible the felts in piano-actions.
Date: June 23, 1903
Creator: Bell, William Jackson
Partner: UNT Libraries Government Documents Department

Whiffletree

Description: Patent for a whiffletree.
Date: April 28, 1903
Creator: Mayo, Daniel L.
Partner: UNT Libraries Government Documents Department

Hand Propelling Device for Sewing Machines.

Description: Patent for a new and improved crank for sewing machines. This design "is to provide propelling device for sewing-machines and similar treadle-power machines which shall dispense with the treadle-action and injurious strain which its use imposes . . . It consists in a rod jointed to the fly-wheel after the manner of a pitman, but which, instead of connecting with a treadle, is fashioned into a handle, which extends obliquely upward toward the operator, and is combined with and held in place by a… more
Date: April 10, 1888
Creator: Beaird, Kate Palmer
Partner: UNT Libraries Government Documents Department

Hame Tug.

Description: Patent for a new and improved hame-tug. This design consists in "the combination, with the bar provided at one end with a buckle, of the shield secured to the inner side of the bar and provided with an outward-extending guard, which extends through the loop of the buckle and is provided with a slot for the reception of the tongue of the buckle" (lines 64-70).
Date: July 9, 1889
Creator: McKenzie, Joseph Hyder
Partner: UNT Libraries Government Documents Department

Guard-Rail Clamp

Description: Patent for a guard rail clamp. Illustrations included.
Date: February 25, 1913
Creator: Akers, Harry R.
Partner: UNT Libraries Government Documents Department

Gathering-Machine.

Description: Patent for a gathering machine for boll weevils and other pests in the cotton fields, which collects the insects of of the plants and throws them in the middle of the furrow to expose them to direct sunlight.
Date: August 31, 1909
Creator: Barnes, Ferdinand S.
Partner: UNT Libraries Government Documents Department

Hay-Press.

Description: Patent for hay-presses relating to the arraignment and and construction of the means for operating the plunger of the press whereby reciprocation of the plunger may be secured by the revolution of an arm or lever whereby a single or double reciprocation of the plunger during a single revolution of the arm or lever may be secured as desired.
Date: October 9, 1917
Creator: Dudley, John Z.
Partner: UNT Libraries Government Documents Department

Gate-Latch.

Description: Patent for a gate latch that works by having stop-pins secured to the gate, while a rod goes through the post, with a handle on one end and a latch on the other end. The latch is shaped so that it catches the pin.
Date: January 5, 1897
Creator: Berry, John S.
Partner: UNT Libraries Government Documents Department

Sod Cutting and Disintegrating Machine.

Description: Patent for a sod cutting and disintegrating machine that has a wheel-supported frame, inclined elevator, plow attached to the elevator, front truck, and disintegrating rollers.
Date: August 17, 1920
Creator: Thompson, Robert L.
Partner: UNT Libraries Government Documents Department

Driving Mechanism

Description: Patent for a driving mechanism. The object of the invention is to provide a simple and efficient mechanism for transforming reciprocatory motion into rotary motion. It can be adapted in order to connect to other mechanisms.
Date: January 16, 1906
Creator: Allison, Andrew J.
Partner: UNT Libraries Government Documents Department
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