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Dental Chair.

Description: Patent for a dental chair improvement.
Date: April 26, 1887
Creator: Stiles, Edmund P.
Partner: UNT Libraries Government Documents Department

Tuck Creasing and Marking Attachment for Sewing Machines.

Description: Patent for a new and improved tuck creasing and marking attachment for sewing machines. This design "is to provide a simple and effective tuck creaser or marker to be operated directly by the needle-bar of a sewing machine; and it consists, essentially, of a creaser and an arm attached to the needle-bar and carrying an indent-piece, which strikes the creaser to mark or crimp the tuck. The creaser is formed upon a slide adjustable upon a graduated plate or bar attached to the plate of the sewing… more
Date: April 2, 1889
Creator: Crawford, Alice Ann
Partner: UNT Libraries Government Documents Department

Shutter Fastener.

Description: Patent for a new and improved shutter fastener. This design "has for its object the production of a simple and efficient device, and one that can be conveniently operated from the inside of the blind, but not readily tampered with or opened from the outside without removing some of the slats of the blind. . . . one part—a bolt—is carried by the blind, and the other part—a catch—is secured to the windowsill and locks the bolt, so as to unfasten the blind both hands are required—one hand to opera… more
Date: April 10, 1888
Creator: Bachman, Joseph A.
Partner: UNT Libraries Government Documents Department

Axle Box.

Description: Patent for a new and improved self-oiling axle box. This design utilizes a sleeve with several small, oil-filled holes to be placed between the spindle and the axle box, which lubricates the machine and reduces friction. A nut keeps the spindle and axle box together.
Date: April 26, 1881
Creator: Barnes, Thomas J.
Partner: UNT Libraries Government Documents Department

Car-Coupling.

Description: Patent for an improved device used to connect rail cars, including illustrations and descriptions of how the new coupling works.
Date: April 15, 1884
Creator: Hathaway, Charles L.
Partner: UNT Libraries Government Documents Department

Car Coupling.

Description: Patent for a new and improved coupling for railroad cars. This design utilizes "a draw-head, formed with the usual flaring mouth, and interior cavity. . . . the interior of the draw-head is narrowing from the mouth to the center of the pin, and widening from the latter backward. The object of this construction is, that it directs the entering link to the pin, and increases the power of resistance of the latter to the strain" (lines 23-33).
Date: April 5, 1881
Creator: Nuckols, William L.
Partner: UNT Libraries Government Documents Department

Car Brake.

Description: Patent for a new and improved car-brake. This design consists in "brake-shoes [which] are jointed by pivots to brake-blocks of the usual form, which are suspended from the truck-timbers by suitable suspending links or clevises, so that they may have a free longitudinal movement when acted upon by the actuating mechanism, and said blocks and brake-shoes are separated by transverse brake-bars, in order that they may be kept truly in-line with the car-wheels at all times" (lines 16-25).
Date: April 5, 1887
Creator: Greer, John William
Partner: UNT Libraries Government Documents Department
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