UNT Libraries Government Documents Department - 5 Matching Results

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Air-Brake-Setting Appliance: Patent for an air brake apparatus for train cars which automatically activates when a train car is derailed. Illustrations included.
Curtain Roller: Patent for a curtain roller. The invention is designed to slow the curtains movement so that the curtain can be adjusted. Illustration included.
Magazine Rifle: Patent for a magazine rifle. Illustration included.
Mechanical Movement.: Patent for a mechanical movement for ratchet feeding mechanisms " in which movement is imparted from a rocking lever to a ratchet wheel through the medium of a plurality of pawls that are so connected to the lever as to operate on the ratchet wheel during movement of the levers in both directions"(lines 10-16).
Window-Shade Bracket.: Patent for a window shade bracket, which holds the shade straight.