UNT Libraries Government Documents Department - 3 Matching Results

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Metallic Post for Wire Fences.

Description: Patent for a new and improved post for wire fences. This design "is to produce a metallic fence-post which can be quickly and easily placed in position, and which, when in position, shall have a biting or clamping action on the wires, and thus hold them from slipping" (lines 13-18).
Date: March 31, 1885
Creator: Cox, Thomas Jefferson

Safety Railway-Truck Air-Brake Appliance.

Description: Patent for a safety railway truck appliance, which automatically engages the air brake system if a car in the train derails.
Date: August 31, 1909
Creator: Bering, John L.

Suspender Device.

Description: Patent for a suspender device that is "a [rear] fastening device having a central loop, a coil, a keeper and a pin extending from the coil and engaging the keeper all formed from one piece of wire, in combination, with a slide having a linked portion surrounding and vertically movable on the central loop, and having a pair of ends or prongs projecting upward between the loop and the linked-portion of the slide to form tongues" (lines 81-90). The forward fastening devices attach to the ends of w… more
Date: December 31, 1895
Creator: Krebs, Emil, L.
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