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  Partner: UNT Libraries Government Documents Department
 Resource Type: Patent
 County: Collin County, TX
Attachment for Plows.

Attachment for Plows.

Date: April 15, 1891
Creator: Williams, George M. D.
Description: Patent for an attachment for plows, which "may be utilized as a cutter or the plow converted into a double-shovel plow," (lines 18-19) with instructions and illustrations.
Contributing Partner: UNT Libraries Government Documents Department
Attachment for Wheel-Plows.

Attachment for Wheel-Plows.

Date: December 21, 1878
Creator: Cummins, John Randolph
Description: Patent for "invention has relation to improvements in attachments to sulky and other horse-plows" (para. 3). Combines a circle-plate, transverse clamp-ridge, clamps, a bearing plate, a king-bolt, a transverse sleeve, an axle, adjusting collars, and transporting-wheels on said axle.
Contributing Partner: UNT Libraries Government Documents Department
Beam or Girder.

Beam or Girder.

Date: December 24, 1889
Creator: Cousins, Robert Henry
Description: Patent for a new and improved girder. This design is "composed of a vertical web and a flange or flanges, a mass of the metal in a flange or flanges projecting from the web at and near one-half the distance between the axis and the neutral line" (lines 48-53).
Contributing Partner: UNT Libraries Government Documents Department
Bridge.

Bridge.

Date: July 5, 1892
Creator: Kosure, Thomas H.
Description: Patent for a bridge of "simple and strong construction in metal of very low cost and light weight, using only such materials as are easily available, being also of easy construction and well adapted to resist washouts" (lines 9-13).
Contributing Partner: UNT Libraries Government Documents Department
Calculating - Machine

Calculating - Machine

Date: November 16, 1897
Creator: Minnis, Henry M.
Description: Patent for an improvements in calculating machines. This invention "relates to machines for making rapid and accurate calculations" (line 8-9).
Contributing Partner: UNT Libraries Government Documents Department
Car Brake.

Car Brake.

Date: October 2, 1888
Creator: Otenhouse, Henry
Description: Patent for a new and improved car-brake. This design consists in "the combination of the swinging arms arranged in front of the wheels, the curved brake-shoes pivoted at their front ends to the lower ends of the arms, and the swinging slotted links connecting intermediate points of the brake-shoes to a stationary part of the car, whereby the free end of the shoe is capable of a swinging movement independent of the links" (lines 76-84).
Contributing Partner: UNT Libraries Government Documents Department
Car Coupling.

Car Coupling.

Date: August 16, 1881
Creator: Stephens, Lawrence Earnest. & Pool, George Washington.
Description: Patent for a new and improved coupling for railroad cars. This design "consists in the construction and novel arrangement of the rack-bars seated in ways recessed in the sides of the draw-head, toothed segments engaging therewith, a shaft carrying said toothed segments, and also bearing within the cavity of the draw-head a vibratory arm and a setting-lever, from which the coupling-pin is suspended, connected to said vibratory arm" (lines 24-32).
Contributing Partner: UNT Libraries Government Documents Department
Car-Coupling.

Car-Coupling.

Date: March 31, 1896
Creator: Epps, Charles
Description: Patent for a car-coupling that has a draw-bar attached to the car, a hollow draw-head with a flaring opening that sits horizontally to the draw-bar, a spring that holds the draw-head in the horizontal position, a bar that raises and lowers the forward end of the draw-head against the spring, a coupling-pin that sits in the draw-head, a chain that connects the draw-head to the bell-crank lever, a cam that supports the chain, and a device that turns the cam in either direction in order to tighten the chain.
Contributing Partner: UNT Libraries Government Documents Department
Churn.

Churn.

Date: January 19, 1886
Creator: Persohn, John William
Description: Patent to an improvement to churns "in which its action may be either single or double acting by means of a simple and efficacious arrangement of parts" (lines 18-21).
Contributing Partner: UNT Libraries Government Documents Department
Clock-Level.

Clock-Level.

Date: January 8, 1895
Creator: Marshall, William J.
Description: Patent for a clock level that is made up of a wall-plate that is attached to the wall, arm braces that are attached to the wall-plate, thumb-screws in the lower shelf-plate, a shelf-plate, levels, plates secured to the edge of the shelf, and leveling nibs.
Contributing Partner: UNT Libraries Government Documents Department
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