UNT Libraries Government Documents Department - 4 Matching Results

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Improvement in Valve-Gear for Steam-Engines.

Description: Patent for "an improvement in steam-engines which shall be so constructed as to give a full application of the steam and a free exhaust at regular intervals, which will enable the engine to be easily reversed, can be easily attached to any engine, which will enable an engine to be worked by water-pressure, will run smoothly and with very little friction, and will be very durable." (Lines 11-19) Includes instructions and illustrations.
Date: July 24, 1877
Creator: Davis, James H. & White, William
Item Type: Refine your search to only Patent

Tongue Support for Vehicles.

Description: Patent for a new and improved tongue-support for vehicles. This design "is to provide a spring for bearing downwardly upon the rear end of the tongue, and thereby raising and supporting the front end thereof, to relieve the horses' necks of the weight of the tongue, and thereby enable them to draw the wagon more readily, and with less exertion" (lines 23-29).
Date: August 24, 1886
Creator: Ham, Zachariah Melton
Item Type: Refine your search to only Patent

Step For Carriages

Description: Patent for a step for carriages. This invention is meant "to provide a simple, inexpensive, and efficient device ... for use on buggies, wagons, and other vehicles" (line 8-12). Illustration included.
Date: November 24, 1903
Creator: Hopper, Ceburn Elzworth
Item Type: Refine your search to only Patent

Device for Jointing and Setting Saws.

Description: Patent for improvements in saw jointing and setting machines in “which [it] will serve to hold the saw-blade securely in place, will serve as a guide for the file, and by the simple movement of a conveniently-arranged lever the saw-teeth may be quickly and accurately set. Mechanism is provided whereby the movements of the file-blade may be readily adjusted and whereby the set of the saw may be changed, as desired.” (Lines 19-27) Illustration is included.
Date: November 24, 1891
Creator: Magee, Richard Needham
Item Type: Refine your search to only Patent
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