UNT Libraries Government Documents Department - 95 Matching Results

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Spur.

Description: Patent for a spur that can be attached and removed easily from boot heels, with instructions and illustrations.
Date: March 30, 1880
Creator: Tytler, Alexander D.

Wire-Cloth Fan for the Destruction of Insects.

Description: Patent for an improved fly-swatting fan that employs wire mesh to create less of a shadow so that the user has more of a chance to hit the insect. This improved fan also allows for easier flow of air that creates less of an air flow that might blow the insect away from the fan and allow for the insect to avoid injury or death. Included are instructions and illustrations.
Date: May 18, 1880
Creator: Taylor, Morse K.

Wood Screw.

Description: Patent for a new and improved wood screw. This design "consists of a screw-head having on the underside . . . cutting-edges alternating with flat and deep interspaces or notches, said notches completely filling the circuit of the screw-head and the notches gradually increasing in width and depth from the screw-shank to the crown of the head, thus enabling the cutters to clear themselves" (lines 12-20).
Date: November 23, 1880
Creator: Eckford, John

Car Coupling.

Description: Patent for a new and improved design for freight car coupling. This design calls for a sliding block, with the assistance of metal pins, to lock the link between two freight cars firmly in place. This eliminates the possibility of accidental disconnect.
Date: January 11, 1881
Creator: Upson, Bolivar J.

Bench Clamp.

Description: Patent for a new and improved bench clamp. This design, "[b]eing made of iron or other suitable material . . . is strong, durable, and inexpensive. It requires no bolts or screws to secure it to the work-bench or other object where its use may be required, and can be put in position and removed easily and quickly. It occupies but little room on account of its compactness, and can be applied to any piece of work without marring it" (lines 72-80).
Date: January 25, 1881
Creator: Murphy, James

Car Truck.

Description: Patent for a new and improved car-truck. This design "consists in providing the lateral guide-wheels with long axles which are inclined at an angle of about forty-five degrees to the ordinary truck-wheels, and in providing the bolsters of the truck with a central opening, and otherwise constructing the same with a view to attachment of such inclined axles" (lines 17-24).
Date: February 22, 1881
Creator: Beaumont, Franklin, Jr.

Pump.

Description: Patent for a new and improved pump. This design "has been specially devised for use in pumping gas, air, or vapor — as in ice-machines, for instance — and mainly with reference to attaining circulation with low pressure; but when operated at high speed considerable pressure may be attained therewith, whether operating upon vapors or liquids, as . . . [the] pump involves a novel mode of operation, in that it possesses characteristics partially common to pumps of the rotary system, as well as to … more
Date: July 19, 1881
Creator: Rose, Thomas

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

Description: 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

Automatic Service Cock.

Description: Patent for a new and improved automatic service cock. This design "furnish[es] an improved automatic valve to form the connection between the water-main or distributing pipe and the service-pipe of a building for regulating the flow and pressure of water in such service-pipe and preventing overpressure" (lines 7-12).
Date: December 20, 1881
Creator: Freeman, William R.

Pressure Regulator for Fermented Liquids.

Description: Patent for a new and improved pressure regulator for fermented liquids. This design "has for its object to provide an improved automatic hydraulic apparatus for supplying compressed air to kegs or casks containing fermented liquids, to replace the vacuum caused by drawing off a portion of the said liquid, and thus to maintain a uniform pressure in such vessels as long as any portion of their contents remain to be drawn therefrom" (lines 8-15).
Date: December 27, 1881
Creator: Freeman, William R.

Method of and Apparatus for the Construction of Concrete Abutments, Bridge Piers, &c.

Description: Patent for a new and improved method of making béton concrete. This design "consists of a method of building piers and abutments in a monolithic character of cement, sand, and broken stone or gravel, called 'béton concrete,' by laying the same in sectional molds contrived to add successive sections to the molds as the height of the structure increases, the molds being supported against the lateral pressure upon the sides by rods passing through the structure, and being removable when the materi… more
Date: June 27, 1882
Creator: Burns, James

Plaque and Picture Hanger.

Description: Patent for a new and improved holder for plaques and pictures. This design "is to provide a simple and cheap device for conveniently hanging painted or ornamental plaques, plates, tiles, and similar decorative objects" (lines 15-18).
Date: July 25, 1882
Creator: Marucheau, Elizabeth L.

Baggage Check and Clasp.

Description: Patent for a new and improved baggage check and clasp. This design "consists in a novel construction and arrangement of a check, a direction-plate, and a clasp for securing said parts to an article of baggage" (lines 18-21).
Date: August 1, 1882
Creator: McLeary, James Harvey

Horse Power.

Description: Patent for a new and improved "horse power" (engine). This design "convert[s] the force expended by the horse—in pushing as well as in pulling—into power by the use of a solid shaft turned by the revolving platform and working inside of a sleeve-shaft, which is turned by the lever. . . . by means of which all the force expended by the horse is utilized" (lines 11-18).
Date: August 1, 1882
Creator: Tumey, Charles Henry

Combined Seed Planter and Cultivator.

Description: Patent for a new and improved combined seed planter and cultivator. This design "is to provide combined seed-planters and cultivators constructed in such a manner that the seed-planting mechanism can be readily detached when not required for use, and also in such a manner that each plow can be adjusted independently of the others when desired" (lines 18-24).
Date: August 15, 1882
Creator: Gifford, George L.

Car Coupling.

Description: Patent for a new and improved coupling for railroad cars. This design "consists in the employment of a handled shaft hung in suitable bearings or buffers at the end of the car, and having a wheel provided with a series of pins or arms adapted to be automatically projected and retracted, said shaft also having ratchets engaged by holding-pawls" (lines 15-21).
Date: November 14, 1882
Creator: McLeary, James Harvey

Combined Pole Tip and Neck Yoke Clamp.

Description: Patent for a new combination wagon-pole tip and neck-yoke clamp. This design "provide[s] a combined wagon-pole tip or socket and neck-yoke clamp of novel construction, which can be easily attached to and detached from the pole or neck-yoke, and which, when in use, will be self-adjusting to the movements of the neck-yoke due to the motion of the team" (lines 9-15).
Date: November 14, 1882
Creator: Sibert, Francis William & Hurd, Stephen Porter
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