UNT Libraries Government Documents Department - 45 Matching Results

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Improvement in Road-Scrapers.

Description: Patent for an improvement in road-scrapers which "consists in hanging the scoop to the carriage in such a manner that it may always be made to scrape in horizontal planes whether the carriage run on a level surface or on a hill side; and also in certain devices for holding the scoop suspended above the ground while moving from place to place." (Lines 9-16) Includes instructions and illustrations.
Date: March 26, 1872
Creator: Coy, Elihu E.
Item Type: Refine your search to only Patent

Mole Trap.

Description: Patent for a new and improved mole trap. This design "relates to mole-traps, and to that class of the same which are placed above the mole-hill and communicate with the hole therein, so that the passage of the mole through the latter will actuate the trap to impale the mole in the usual manner" (lines 9-14).
Date: July 7, 1885
Creator: Payne, David, Hinsley
Item Type: Refine your search to only Patent

Planter

Description: Patent for a planter, in particular, a planter in which the hopper is provided with an agitator in the bottom, which will prevent the seed from clogging the feed opening and this produce a continuous and positive flow of seed.
Date: November 1, 1921
Creator: Catlett, William C.
Item Type: Refine your search to only Patent

Plow

Description: This patent focuses on a single-stock plow featuring an innovative attachment designed to enhance stability without requiring material structural changes. The attachment ensures improved steadiness during operation, providing an ease of use comparable to a turning plow
Date: December 13, 1921
Creator: Gage, Daniel W.
Item Type: Refine your search to only Patent

Plow.

Description: Patent for a new and improved plow. This design consists in "[t]he slide for shovel-plows, consisting of two members having enlargements at their ends, provided with radial notches, the upper member being provided with a longitudinal slot, and a pivot-pin inserted through the enlargements of the members" (lines 62-67).
Date: June 10, 1890
Creator: Mason, Thomas J.
Item Type: Refine your search to only Patent

Portable Dam.

Description: Patent for a new and improved portable dam. This design "consists in the combination of the timbers which form the dam, the vertical uprights between which the timbers are place, the braces which support the dam in an upright position, the rider placed upon the braces, the wires, and the hooks to which the wires are fastened" (lines 13-19).
Date: January 7, 1890
Creator: Williams, Stephen P.
Item Type: Refine your search to only Patent

Step.

Description: Patent for an improvement in steps by using "a metallic frame or support composed of a series of light metallic plates, which are suitable shaped to adapt them for the purpose and then clamped and braced together,” (lines 13-17) includes illustration.
Date: March 17, 1891
Creator: Williams, Stephen P.
Item Type: Refine your search to only Patent

Vehicle-Brake.

Description: Patent for an improvement in automatic vehicle-brakes by using sliding rods that are movable within staples or guides and a brake-bar indirectly attached to the rear axle by means of a coiled spring. When the brake bar moves forward, it forces the break-shoes from contacting the wheels. When the brake bar moves backward, it forces the brake-shoes into contact with the wheels, thus stopping the vehicle. Illustration is included.
Date: March 3, 1891
Creator: Gregory, Joseph Pinkney
Item Type: Refine your search to only Patent

Wagon.

Description: Patent for a wagon with an end gate, which is specialized for the unloading of scoop-able grains into bins without spillage.
Date: August 6, 1907
Creator: Housworth, Joseph H.
Item Type: Refine your search to only Patent
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