UNT Libraries Government Documents Department - 51 Matching Results

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Adjustable Split Lock-Nut or Union

Description: Patent for an adjustable split cock-nut or union that is of a simple, cheap, and efficient construction with an intended use on valve rods of internal combustion engines. This device is designed to withstand direct pressure, blows, and torque forces.
Date: December 2, 1919
Creator: Dickinson, Harry E.

Adjustable Trunk-Rack

Description: Patent for a trunk-rack that is adjustable and sturdy. The trunk-rack design indicates that the rack has wheels and adjustable components to accommodate various sized pieces of luggage.
Date: April 15, 1919
Creator: Wessinger, Lon Woodram

Advertising-Sign.

Description: Patent for an advertisement sign with a translucent display band that illuminates different sections of letters, numbers, or figures, in various colors, giving the appearance of animation.
Date: August 5, 1919
Creator: Craig, Richard M.

Boiler-Skimmer.

Description: Patent for a boiler-skimmer that improves the hinge joint so that water or scum will have free access there and in all positions of the skimmer.
Date: October 14, 1919
Creator: Phillips, Eugene N. & Dick, Harvey H.

Burner

Description: Patent for improvements in oil super heating burners used in locomotives and other large engines that require the creation of steam to propel them. The invention describes many improvements involving the fuel ejection and atomizing processes.
Date: May 16, 1919
Creator: Henry, Murray

Car Axle Lubricator

Description: Patent for Car Axle Lubricator created with the specific intent of better lubricating the journals and bearings of car axles to prevent overheating with less waste of oil.
Date: December 23, 1919
Creator: Urbieta, Jose M.

Clutch.

Description: Patent for "the principal object of this invention to provide a compact and efficient friction clutch for transmitting power from a single driving member to a plurality of individual driven mechanisms" (lines 11-15), including illustrations.
Date: February 4, 1919
Creator: Taft, John A.

Construction of the Hulls of Concrete Ships.

Description: Patent for "new and useful improvements in Construction of the Hulls of Concrete Ships" (lines 5-6). The improvements enable concrete hulls to be made efficiently, comparatively lightweight, and durable with a new form of rib reinforcement providing strength to withstand all strains of ocean travel.
Date: May 13, 1919
Creator: Holmgreen, Julius H.

COTTON CLEANER

Description: This is a patent for a Cotton Cleaner. This new cotton cleaner is able to use air to rotate the rotors to then separate the dirty cotton from the clean cotton.
Date: May 6, 1919
Creator: Cabrera, Maragarito

Differential Construction

Description: Patent for "a new and Improved Differential Construction" (lines 5-6). "The object of the present invention is to provide a differential particularly suitable for motor vehicles... whereby the spinning of the wheels... is effectually prevented while the relative movement thereof necessary in passing around curves is freely allowed" (lines 22-31).
Date: May 21, 1919
Creator: Reagan, Edgar U. G.

Diving-Armor.

Description: Patent for "certain new and useful Improvements in Diving-Armor" (lines 5-6) relating to protection from high pressure, enabling arm and hand movements, an outside air supply, and an oxygen tank. Includes illustrations.
Date: June 3, 1919
Creator: Long, James F.

Etching Apparatus.

Description: Patent for an etching device that is for those interested in producing copper and zinc half-tones. This device can also use wave like motion to retain highlight tones and finish half-tones without requiring re-etching or staging.
Date: January 14, 1919
Creator: Beare, John H.

Feeding Apparatus for Baling-Presses

Description: Patent for improvements to the devices that feed cotton into baling presses. The main intentions of the improvements are to ensure that cotton is fed to the press at regular intervals, and to provide a "feed paddle" which is operational when the press ram is raised.
Date: 1919
Creator: Cameron, Theodore R.

Filter.

Description: Patent for an improvement in filters to remove impurities from gasoline and oil and to reuse the gasoline and oil. Includes illustrations.
Date: February 4, 1919
Creator: Northrup, Early
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