UNT Libraries Government Documents Department - 14 Matching Results

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Means of Escaping from Aeroplanes

Patent for providing emergency egress to pilots by way of quick release restraint straps, a parachute, and a trap door, including illustrations.

Date: November 19, 1918

Creator: Carver, Ben D.

Thread-Cutter.

Patent for "a simple and efficient thread or twine cutter which may be conveniently worn in the manner of a finger ring when in use, or may be applied or attached to the usual type of thimble for use." (lines 13-17) This invention can "be inexpensively stamped from sheet metal." (lines 21-22)

Date: February 3, 1920

Creator: Cade, King C.

Power-Transmitting Device.

Patent for new and useful improvements in Power-Transmitting Devices. "its object being to provide a device by means of which power taken from any suitable source may be economically transmitted and multiplied, for the purpose of driving machinery or other purposes."(lines 10-15)

Date: January 22, 1918

Creator: Montgomery, Edward F. & Burnham, Reuben B.

Steam-Brake For Single-Truck Log-Loaders.

Patent for a simple, durable, and cheap way of improving steam brakes, especially those for single trucks used for logging.

Date: January 20, 1914

Creator: Perego, James A.

Fan Attachment for Sewing-Machines

Patent for improvements in fan attachments for sewing-machines, which can be applied to the fly wheel of a sewing machine and generate air draft during operation of the machine. This invention is also durable and inexpensive to manufacture, as well as simple in construction and operation.

Date: October 20, 1914

Creator: Warrell, John D.

Rail-Tie.

Patent for improvements in metal rail ties to be placed in low areas to allow water to pass through to minimize the threat of washouts. Includes instructions and illustrations.

Date: November 11, 1913

Creator: Warrell, John D.

Rotary Engine

Patent for Rotary Engine with an illustration attached. Created to "[embody] a novel construction and assemblage of the component elements, and [embody] novel means for reversing the engine." (lines 10-15)

Date: July 3, 1917

Creator: Martin, Jerry M.

Clevis

Patent for clevis. Illustration included.

Date: March 30, 1909

Creator: Cousins, John R.

Mud or Sand Band for Vehicles.

Patent for a protective flap to attach to an axle to prevent mud and sand from the wheels from dirtying and interfering with the operation of the wheel-hub and axle.

Date: June 3, 1902

Creator: Horger, Simeon D.