UNT Libraries Government Documents Department - 13 Matching Results

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Electric Car-Brake.

Description: Patent for improvements in electrically controlled car-brakes with the various purposes of coupling and uncoupling, putting on and taking off brakes, signaling from car to car or train to car, lighting trains, and other purposes to which it may be adapted, including illustrations.
Date: November 10, 1891
Creator: Collier, James Dallas; Miller, James K. Polk & Kirby, John H.

Electric Car-Coupling.

Description: Patent for invention that applies the use of electricity to various purposes of coupling and uncoupling, putting on and taking off brakes; signaling from car to car, train to car, or vice versa; lighting trains; and other purposes to which it can be adapted, including illustrations.
Date: November 10, 1891
Creator: Collier, James Dallas; Miller, James K. Polk & Kirby, John H.


Description: Patent for a logging-truck that is a "simple and convenient apparatus which is operated by a team to raise the logs from the ground, and which thus obviates the necessity of using a hand windlass as is usually done" (lines 14-18). This is used in countries where it does not snow often.
Date: December 25, 1894
Creator: Brough, William, Jr.


Description: Patent for match-receptacle that holds a number of matches and the operator can withdraw one match at a time. The match must be ignited before its removal.
Date: December 18, 1894
Creator: Halsey, Fred Deo

Mechanical Movement.

Description: Patent for a mechanical movement using a crank to operate the lazy-tongs through the medium of a pitman, guided by a pair of parallel wires and, a reciprocating bar guided by a socket to produce the reciprocating motion. Illustration is included.
Date: February 10, 1891
Creator: Baker, George W.


Description: Patent for "a motor of cheap and simple construction that may be stopped and started readily, that is automatically governed, that may be operated continuously or without losing time for rewinding or hoisting the weight, and the power of which may be doubled or decreased one-half, as desired, and in accordance with the mechanism to be operated" (lines 10-17).
Date: July 12, 1892
Creator: Wheat, Edmond C.


Description: Patent for improvements in plows by providing “a reversible colter adapted to be applied to any style of plow; such as shovel-plows, half or turning shovels, bull-tongue, or other forms of plows. Also to provide a convenient means of attaching and detaching the plow” (lines 12-17). Illustration is included.
Date: April 14, 1891
Creator: Baker, George Washington


Description: Patent for a power-motor that a "gearing mounted on a frame, winding-drum, and horse-power, elevations and weights, with means for operating and regulating the same" (lines 12-15).
Date: May 19, 1896
Creator: Levings, Enoc

Pulley Hub.

Description: Patent for a new and improved pulley-hub. This design "relates . . . to the means employed for attaching the hubs thereof firmly but removably to the shaft upon which the pulleys are mounted; and the object of the invention is to effect improvements upon the well-known 'spline-and-groove' connection. To this end the invention consists of a hub having upon its interior two outwardly-tapering grooves, wedges moving within said grooves, and a screw having a pointed tip passing between the inner ends of the wedges to separate them" (lines 8-20).
Date: October 14, 1890
Creator: Collier, William Reid

Rest for Pivoting-Lathes.

Description: Patent for a file-rest for watchmakers' pivoting-lathes with a "longitudially-slotted base and a vertical arm integral with said base" (lines 13-15), a holding-plate, and a thumb-screw.
Date: June 23, 1896
Creator: Miller, James K. Polk


Description: Patent for new and improved shears. This design is "adapted to be run along the top of the table or other surface, whereby the movable blade is adapted to be operated so that cloth, paper, or other material may be severed" (lines 9-13). It consists, "with a lower member provided with a handle, of a roller journaled to said member and provided with an elongated eccentric-pin an upper member pivoted to said lower member, and a rearwardly-extending projection from said upper member provided with a suitable elongated opening for the engagement of said pin" (lines 38-46).
Date: January 20, 1891
Creator: Baker, George W.