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Cultivator.

Patent for a new and improved cultivator. This design is "first, to provide for use in such implements a sectional axle which shall be capable of being so manipulated as to cause the wheels to be placed at a greater or less distance from each other; second, to provide the necessary mechanism and suitable combinations thereof for moving the parts of the axle and the wheels into their desired positions" (lines 20-27). This enables the cultivator to adapt to different spacings of crops, marking an… more

Date: June 21, 1881

Creator: Connor, Laurance H.

Partner: UNT Libraries Government Documents Department

Sawing Machine.

Patent for a new and improved drag-saw. This design "consists in the combination of a drag-saw, an operating-lever, and a wheelbarrow or truck, the wheelbarrow being made to support the saw and move it . . . [t]he object of [the] invention is to provide an easy and ready means of transporting the saw from place to place, and to so connect it to the wheelbarrow or truck which supports it that they can be readily separated, so that the wheelbarrow or truck can be used by itself" (lines 13-24).

Date: April 26, 1881

Creator: Crump, Thomas Jefferson

Partner: UNT Libraries Government Documents Department

Plow.

Patent for a new and improved plow. This design "has for its object to produce a plow suitable for general purposes, of great durability and efficiency, and provided with a reversible share and landside, which are so arranged that while the point or the one and edge or flange of the other are being worn away or dulled the reversed point of the former and reversed edge or flange of the latter are being pointed and sharpened by contact with the soil through which the plow is driven, thus compensa… more

Date: November 15, 1881

Creator: Holland, Joseph J.

Partner: UNT Libraries Government Documents Department

Governor for Cotton Gins and Cotton Gin Feeders.

Patent for a new and improved governor for cotton gins. This design "consists, first, in the combination of an oscillating or movable roll-breast with a regulating attachment, whereby the size of the roll or the pressure of the cotton in the roll-box is made to regulate the feed to the gin to any desired degree; second, in forming a series of slots through the outer side of the roll-breast, so that the cotton seed may be discharged through the outer side of the breast, as well as in addition to… more

Date: May 10, 1881

Creator: Forbes, Lycurgus D.

Partner: UNT Libraries Government Documents Department

Engineer's Level-Rod.

Reissued patent for an improvement in engineer's level which introduces a novel manner of marking the scale upon the face of the rod.

Date: April 5, 1881

Creator: Lynch, Michael L.

Partner: UNT Libraries Government Documents Department

Bale Tie Buckle.

Patent for a new and improved bale tie buckle. This design is for "bale-tie buckles so constructed that the bale can be easily and quickly tied, that will hold the tie securely, and at the same time can be made lighter and neater than ordinary buckles, while having the necessary strength" (lines 11-16).

Date: January 25, 1881

Creator: Starr, Henry Daniel

Partner: UNT Libraries Government Documents Department

Canceling Stamp.

Patent for a new and improved stamp canceler. This design utilizes a washer, flanges, and vertical slots "for the purpose of adjusting the roughened face of the head . . . so that the correct operation of the face is insured" (65-68). This represents an improvement over previous stamp cancelers.

Date: April 19, 1881

Creator: Grothaus, Frederick E.

Partner: UNT Libraries Government Documents Department

Automatic Cork Extractor.

Patent for a new and improved automatic cork extractor. This design "consists, principally, of a vertically-moving and partially-rotating blade having a harpoon-shaped or shouldered head for piercing and drawing the corks; in laterally opening and closing jaws for holding the necks of the bottles; in pivoted and laterally-moving pointed levers for throwing the parts of the corks away from the blade when withdrawn, and in the construction and combination of the parts of the device" (lines 14-23). more

Date: May 24, 1881

Creator: Clark, Chester Cady

Partner: UNT Libraries Government Documents Department

Reflector for Lamps.

Patent for a new and improved reflector for oil lamps. This design "consists in the peculiar construction and arrangement of the parts, whereby the handle and reflector can readily be detached from the lamp-body and replaced thereon when desired" (lines 15-19). Further, the handle has a hole by which it can be hung.

Date: September 6, 1881

Creator: Ludwick, John Harvey

Partner: UNT Libraries Government Documents Department

Tire Tightener.

Patent for a new and improved tire tightener. This design calls for a wheel with a gap rather than a continuous ring, so a double-threaded bolt in the gap may be tightened or loosened to contract or expand the wheel and subsequently the tire.

Date: November 8, 1881

Creator: Jones, James Daniel

Partner: UNT Libraries Government Documents Department

Car Coupling.

Patent for a new and improved coupling for cars. This design "relates to that class of couplers that are self-couplers; and it consists of an open-top hook-shaped draw-bar provided with a pivoted T-shaped vertically-moving coupling-bar, and provided also with an end socket for using the ordinary coupling link" (lines 7-12).

Date: June 21, 1881

Creator: McCray, John Henry Branic

Partner: UNT Libraries Government Documents Department

Game Board.

Patent for a new and improved bowling alley. This design calls for depressed gutters running along either side of the elevated alley, with cushions running along the lengths of the other sides of the gutters.

Date: June 28, 1881

Creator: Henry, Marcus Linsay

Partner: UNT Libraries Government Documents Department

Umbrella and Sun Shade.

Patent for a new and improved (sun) umbrella. This design utilizes an adjustable metal frame that can be attached to a piece of equipment (e.g., a tractor) or worn comfortably by a person. This allows for hands-free use while being protected from the sun and/or rain.

Date: February 8, 1881

Creator: Gray, Hiram Balderston

Partner: UNT Libraries Government Documents Department

Vehicle Axle Box.

Patent for a new and improved axle box for vehicles. This design consists of a novel combination of spindle, detachable and reversible bearing-sleeve, interposed elastic sleeves, hub, axle-box, and lubricator (lines 74-90).

Date: February 15, 1881

Creator: Applewhite, David Thomas

Partner: UNT Libraries Government Documents Department

Attachment to Cotton Gins.

Patent for a new and improved attachment for cotton gins. This design "consists of a lever-frame journaled to the gin-frame and carrying a shaft provided with a friction-pulley which may, by will of the operator, be thrown in contact with the driving-pulley of the gin, thus rotating the shaft, which is provided with a set of cleaning-blades fitting between the gin-saws between which they are, by the said mechanism, made to revolve rapidly, thus cleaning the said saws" (lines 18-27).

Date: April 26, 1881

Creator: Steward, Francis Marion

Partner: UNT Libraries Government Documents Department

Cable Stopper.

Patent for a new and improved cable or chain stopper. For this design, "the chain-links lie diagonally in opposite directions upon the recessed bottom of the clamping-box, and the clamping-block has a similarly recessed under face . . . and a forked lever is employed to press the clamping-block toward the bottom of the clamping-box, and thereby apply the required force to the chain to lessen its speed as it runs out" (lines 18-32).

Date: October 18, 1881

Creator: Lucas, Thomas P.

Partner: UNT Libraries Government Documents Department

Method of Working Hydrated Volatile Refrigerating Agents, and Apparatus for Ice Making and Refrigeration.

Patent for a new method of working hydrated volatile refrigerating agents and a new refrigerator. This design "involve[s] the use of such highly volatile matters as are capable of hydration — as, for instance, ammonia, that being the refrigerating agent preferable to all others . . . [and] is a simplification in the mode of operation, and in apparatus which enables the employment of comparatively unskilled labor, the production of apparatus at comparatively low cost, and the working of the ammo… more

Date: August 2, 1881

Creator: Rose, Thomas

Partner: UNT Libraries Government Documents Department

Mosquito Bar Frame.

Patent for a new and improved frame for mosquito bars. This design calls for wires, bent at right angles, to be attached to a center piece, in which hanging-cords can be stored. This design represents a lighter, more portable alternative to the wooden predecessors.

Date: November 1, 1881

Creator: Bostick, William T.

Partner: UNT Libraries Government Documents Department

Method of Working Volatile Hydrates for Artificial Refrigeration.

Patent for a new and improved method of working volatile hydrates for refrigeration. This invention "consists in the continuous circulation through a chamber to be refrigerated of aqueous solution of volatile matter previously cooled by the expansive elimination therefrom of a portion of said volatile matter" (lines 64-68).

Date: July 26, 1881

Creator: Rose, Thomas

Partner: UNT Libraries Government Documents Department

Gopher Trap.

Patent for a new and improved trap for gophers and other subterranean animals. This design utilizes for the first time the combination of spring, jaw, treadle, trigger, and baseboard to ensnare gophers and other varmints.

Date: July 5, 1881

Creator: Norris, Abram

Partner: UNT Libraries Government Documents Department

Bench Plane.

Patent for a new and improved bench plane. This design "consists in a stirrup pivoted to the sides of the plane in such a manner that the traverse piece of the stirrup passes through a transverse groove in the under surface of the plane, this groove increasing in height toward the rear of the plane, so that when the plane is drawn backward it will be slightly raised by this stirrup, so that the cutting-edge of the plane-iron cannot slide on the board being planed" (lines 10-19).

Date: November 22, 1881

Creator: Sawyer, George Frederic

Partner: UNT Libraries Government Documents Department

Machine for Cutting Basket Splints.

Patent for a new machine for cutting basket splints. This design is for a large ring with grooves of varying depths to receive pieces of timber, whereupon a horse pulls a knife-tipped sweep along the perimeter of the ring, gradually turning the timber into splints for baskets. The machine can be conveniently disassembled and stored when not in use, and it is simple and easy enough for a unskilled laborer to assemble.

Date: March 29, 1881

Creator: Crow, Thomas

Partner: UNT Libraries Government Documents Department

Cotton Gin.

Patent for a new and improved cotton gin. This design consists of an "endless wire-gauze band or apron, bound at its sides with strips of flexible material, such as leather . . . and provided on its inner side with slats, in combination with the saw-shaft, the condenser-roller, and the upper roller, around which the band passes, provided with longitudinal channels . . . in [a] cylinder and [a] wiper" (lines 81-92).

Date: June 14, 1881

Creator: Edgar, Valentine K.

Partner: UNT Libraries Government Documents Department

Street Car.

Patent for a new and improved street car. This design "has reference to the construction of steam and other street-cars, whereby the same can be readily turned around corners, having for its object the simplifying of the construction and lessening the cost of construction" of previous street cars (lines 22-27).

Date: August 9, 1881

Creator: Towell, Isaac

Partner: UNT Libraries Government Documents Department

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