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Pump for Hydraulic Presses

Description: Patent for a hydraulic pump that drives at a uniform speed as the pressure of the press increases, and connects the pistons with two pairs of cylinders moving in opposite cycles.
Date: May 10, 1921
Creator: Henry, Nelson B.
Partner: UNT Libraries Government Documents Department

Power-Transmitting Means

Description: Patent for improving power-transmitting means. The patent reduces the ratio of rotary to reciprocatory movement, with illustrations.
Date: May 31, 1921
Creator: Benson, Madison H.
Partner: UNT Libraries Government Documents Department

Power-Transmission Mechanism

Description: Patent for a power transmission with improvements to mechanisms related to frame adjustment, lubrication, motion transmission, and speed gearing, among others.
Date: May 2, 1922
Creator: Mays, James L.
Partner: UNT Libraries Government Documents Department

Fly-Killing Device.

Description: Patent for an improved fly swatter specifically for killing flies in harder to reach places, such as a wall or ceiling, and is "simple and inexpensive in construction" (lines 12-13).
Date: May 18, 1920
Creator: Hannon, George M.
Partner: UNT Libraries Government Documents Department

Foldable Steering Wheel.

Description: Patent for a foldable steering wheel with the capability of swinging downwardly to an out of the way position to enable the driver to easily occupy or leave his seat.
Date: May 16, 1922
Creator: Hanes, Dorris A.
Partner: UNT Libraries Government Documents Department

Engine Fan Belt Guard.

Description: Patent for Engine Fan Belt Guards. This device helps the fan shift from slipping off mother vehicle engines.
Date: May 11, 1920
Creator: Brackett, Edward B.
Partner: UNT Libraries Government Documents Department

Combustion-Gas and Crude-Oil Burner

Description: Patent for a burner which can be used with either gas or oil, or both at once.
Date: May 11, 1920
Creator: Runyan, Benjamin F.
Partner: UNT Libraries Government Documents Department

Fuse Block

Description: Patent for improvements to Patent No. 1113528. Invention provides a fuse block where the fuses can be replaced by a lineman without being in close proximity to the primary circuit wires. Invention also allows various types of fuses to be used.
Date: May 3, 1921
Creator: Anderson, Lou Belle
Partner: UNT Libraries Government Documents Department

Check-Writer.

Description: Patent for an automatic bank check writer that will type out the name of the payee and other figures. Rotatable type cylinders, a foot presser, and additional adjustable character dials are included in the invention objects.
Date: May 18, 1920
Creator: Wendelken, Charles
Partner: UNT Libraries Government Documents Department

Car-Axle Lubricator

Description: Patent for improving parts of the journal box in car axles to simplify construction and enable access to the interior of the journal box for replacement or otherwise.
Date: May 18, 1920
Creator: Urbeita, Jose M.
Partner: UNT Libraries Government Documents Department

Button-Fastener.

Description: Patent for a button fastener for clothing that is not liable to damage cloth.
Date: May 4, 1920
Creator: Taylor, Albert Joshua
Partner: UNT Libraries Government Documents Department

Can Opener

Description: Patent for a can opener specifically shoe polish boxes. It is used as an opener that will not require the use of rivets, openings in the material, or any other means whereby air may enter the can.
Date: May 10, 1921
Creator: Searcy, Peter B.
Partner: UNT Libraries Government Documents Department

Churn.

Description: Patent for a churning receptacle for improvement in ease of operation, efficiency, and sanitation.
Date: May 18, 1920
Creator: Thompson, Robert A. & Morris, Lute P.
Partner: UNT Libraries Government Documents Department

Clutch and Transmission Mechanism

Description: Patent for a new and useful improvements in a clutch and transmission mechanism specially applicable to motor vehicles. It has been designed for the purpose of operating the clutch and transmission for effecting changes of speed in which the speed desired can be selected in advance and then obtained by an automatic shifting of the transmission gears, when the clutch is disengaged through the operation of the clutch controlling lever.
Date: May 10, 1921
Creator: Mottier, Walter F.
Partner: UNT Libraries Government Documents Department

Amusement Device.

Description: Patent for a Ferris wheel in which the passenger cars rotate horizontally in addition to rotating vertically with the direction of the main wheel.
Date: May 24, 1921
Creator: Lindamood, Roy S.
Partner: UNT Libraries Government Documents Department

Adjustable Friction-Grab for Fishing-Tools.

Description: Patent for friction grabs for fishing tools in well drilling operations that can be "easily adjusted for different sized holes or wells and which will be automatically adjusted and the grabs automatically closed on the object to be removed" (lines 14-17).
Date: May 24, 1921
Creator: Dickson, Lawrence E.
Partner: UNT Libraries Government Documents Department

Adjustable Flat Die.

Description: Patent for improved adjustable flat dies which provide different sizes of cutting dies to the cutting device.
Date: May 10, 1921
Creator: Wright, John G.
Partner: UNT Libraries Government Documents Department

Draft Attachment for Motor-Vehicles.

Description: Patent for a draft attachment by which a motor vehicle may "pull itself free when its traction wheels have become embedded in a soft or muddy road" (lines 14-16).
Date: May 17, 1921
Creator: Worsham, Louis W.
Partner: UNT Libraries Government Documents Department

Condenser for Cotton-Presses.

Description: Patent for "Improvements in Condensers for Cotton-Presses," (lines 6-7) including illustrations. The invention is designed with cotton bale presses in mind, specifically the "condenser or bat forming device" (line 11).
Date: May 24, 1921
Creator: Taft, John A.
Partner: UNT Libraries Government Documents Department

Brake.

Description: Patent for a brake (as it pertains to vehicles), that is operated by hand and that employs the use of brake bands and a drum to alter the momentum of a vehicle.
Date: May 23, 1922
Creator: White, John W.
Partner: UNT Libraries Government Documents Department

Air-Storage-Tank Liquid-Dispensing Device.

Description: Patent for an air storage tank liquid dispending device which is convenient and economically better to pull liquid from wells, buried tanks, etc.
Date: May 10, 1921
Creator: Posa, Emit M.
Partner: UNT Libraries Government Documents Department

Coupling.

Description: Patent for a coupling to be used by military vehicles, unique in its "simplicity, rapidity in attachment and detachment, strength and durability" (lines 19-21).
Date: May 24, 1921
Creator: Speece, Russell. W.
Partner: UNT Libraries Government Documents Department

Plastic Base for Poles.

Description: Patent for a plastic base for poles which aims to lengthen the life of the average pole and enable the use of poles of shorter lengths.
Date: May 17, 1921
Creator: Hoyle, Millard F.
Partner: UNT Libraries Government Documents Department
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