UNT Libraries Government Documents Department - 5 Matching Results

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Car Coupling.

Description: Patent for a new and improved coupling for railroad cars. This design's "objects are, first, to couple cars of various altitudes; second, to couple the cars automatically; third, to uncouple from the top or side of the car; [and] fourth, to dispense with pins" (lines 16-20). It consists in a "draw-head [that] is provided with an elastic cover having a link-lifting arm secured thereto, a lever for oscillating said cover, performing the duplex function of disengaging the link and permitting its e… more
Date: November 11, 1890
Creator: Burns, John Calvin
Item Type: Refine your search to only Patent

Cotton-Chopper.

Description: Patent for a device by which cotton can be easily, quickly and accurately chopped, "leaving cotton stands the distance apart for future cultivation and to insure the most rapid and satisfactory growth," (lines 13-16) including illustrations.
Date: November 10, 1891
Creator: Henderson, Neely Trimmier & Smith, William F.
Item Type: Refine your search to only Patent

Gate.

Description: Patent for an improved, simple, and inexpensive swinging gate that is strong, durable, and doesn't sag. It can be fully opened and easily conteracted.
Date: November 6, 1894
Creator: Hefner, John M.
Item Type: Refine your search to only Patent

Lumber-Carrier

Description: Patent for an improved lumber carrier which, as the cart travels down hill with the weight of the lumber it is prevented from rolling backwards if it were to lose speed by engaging of pawls with notches to hold it in place. It can then be manually pushed to get it started again.
Date: November 15, 1892
Creator: Chauvin, Phillip A.
Item Type: Refine your search to only Patent

Steam-Engine.

Description: Patent for a steam-engine that has "no dead-center" (lines 15-16), and "a volume of one full port will always be exerted on a piston" (lines 18-19). "The full power of the steam will be applied when the crank is on the quarter and there is the greatest leverage in favor of the engine" (lines 21-24). Steam supply is regulated automatically and has a shutoff system in case anything breaks.
Date: November 10, 1896
Creator: Barton, James
Item Type: Refine your search to only Patent
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