UNT Libraries Government Documents Department - 13 Matching Results

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Combined Hat and Coat Rack.
Patent for a simple hat and coat rack "wherein a hat holder is supported by two garment hooks" and mounted on a wall (lines 11-12).
Lantern.
Patent for a lantern related to a patent previously granted to the inventor (No. 522,062). This patent has a more simple design and improved means for keeping the chimney on the base of the lantern. The base has a pivoted main-bail that extends above the chimney, and the bail has hinged to a handle-bail.
Lantern.
Patent for a simple and inexpensive oil lantern made to operate in strong winds. It is "easily handled and manipulated for adjusting and fastening the several parts thereof properly in position" (lines 17-19).
Train Control System
Patent for an improved train control system that will help to stop train movement when approached b another train or vehicle on tracks within a predetermined or dangerous distance. It is intended to cause a signal that will allow the train engineer to both opportunity and warning in time to apply brakes and stop. The design also enhances the utility and efficiency of the train control system.
Improvement in Hand-Vises.
Patent for hand vise to use as a tool for mechanics to hold small articles, can be attached to bits or augers for gauging the depth of a hole bored, and also for countersinking such holes for screws.
Valve
Patent for a valve for the improvement of flushing water in tanks. Development and use are within text; includes illustrations to demonstrate the object of the patent.
Flush Valve
Patent for flush valve that stabilizes the cup or trough housing mercury.
Improvement in Plows.
Patent for improving a plow device that is curved and has open grooves.
Switch.
Patent for a multiple point switch that may be connected to a standard light socket.
Equilibrium-Retaining Device for Flying-Machines.
Patent related to automatic means for maintaining equilibrium while operating heavier-than-air flying machines through the use of valves.
Feed Water Heater.
Patent for a new and improved feed-water heater. This design "is to provide a boiler with a feed-water heater which will serve as a spark-arrester, and which will also purify the water and prevent the formation of scale in the water, and whereby, also, the heating surface will be increased and fuel economized. The invention consists of a feed-water heater composed of a series of pipes attached to half-cylindrical heads, placed diagonally in the fire-box of the boiler, and connected with the water-space of the boiler" (lines 8-19).
Sack Attachment for Cotton Picking Machines
Patent for an improved sack attachment for cotton-picking machines that is waterproof and stays in position on the machine to prevent its walls from collapsing during suction of cotton.
Piano Tuning-Pin
Patent for a piano tuning pin that has "superior advantages and of a simple and effective construction and arrangement of parts, which will provide for a more accurate tuning of the piano with which the device is used and at the same time preserve the strings against breakage by avoiding the use of sharp corners" (lines 14-18).
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