UNT Libraries Government Documents Department - 14 Matching Results

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Steam Generator

Description: Patent for an invention that "relates to a novel generator designed with special reference to the requirements of motor-vehicles, but capable of use in any connection where a completely automatic generator of light compact form is desirable" (lines 14-21). Illustrations are included.
Date: July 15, 1902
Creator: Walker, James C.


Description: Patent for improving the “’multiple cylinder rotary engine’“ (lines 9-10) through "controlling devices" (line 24) that are both automatic and manual and help engine pistons function more effectively. This patent builds upon earlier patents regarding motor design by the inventor, and will connect to a generator concurrently patented by the inventor. Detailed explanations and illustrations included.
Date: April 1, 1902
Creator: Walker, James C.

Saw-Sharpening Machine.

Description: Patent for improvements in "that class of saw-sharpening machines in which straight-edge-filing devices reciprocally movable are provided and in which ratchet mechanism for feeding the saw is also included" (lines 8-12) including illustrations.
Date: February 18, 1902
Creator: Phelps, Ruben P.


Description: Patent for improvement in small firearms. The gun combines a cylindrical breech and with an elliptical bore in order to increase the projectile’s impact and stabilize its trajectory. The invention uses an ordinary ball cartridge, improving upon an earlier patent by the inventor. Detailed explanation and illustrations included.
Date: March 4, 1902
Creator: Cole, William F.

Ironing Machine.

Description: Patent for a new and useful ironing-machine. "Invention is to improve the construction of ironing-machines and to provide a simple, efficient, and comparatively inexpensive one, designed for use both in laundries and elsewhere and capable of advantageously operating on all kinds of garment" (line 10-15).
Date: January 28, 1902
Creator: Dunn, William H. & McCurdy, Delo


Description: Patent for a metal guard worn around the ankle. The guard maintains the shape of the trousers when worn and keeps the material from coming in contact with the wearer's legs.
Date: July 1, 1902
Creator: Hardy, James H.