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Sectional Rim

Description: Patent for a sectional rim, which provides a sectional demountable tire rim with interlocking means to easily actuate and separate so that the tire can be removed from or applied to the rim.
Date: May 31, 1921
Creator: Williams, Harry S.
Partner: UNT Libraries Government Documents Department

Animated Sign

Description: Patent for a display apparatus to be implemented as animated advertising signs which successively display different images by controlling the timing of changes in the colors of light used to flood the front and to backlight the display surfaces. The images are created in such a way that certain elements created in certain colors become absorbed or are made invisible when illuminated by certain colors of light. An apparatus controls the cyclical changes of the colored lights used by the sign.
Date: September 5, 1922
Creator: Craig, Richard M.
Partner: UNT Libraries Government Documents Department

Gasolene and Oil Filter

Description: Patent for a gasoline and oil filter capable of filtering material in a way that makes in suitable for reuse, including illustrations and instructions.
Date: June 4, 1918
Creator: Caen, George Sr.
Partner: UNT Libraries Government Documents Department

Ensilage-Cutting Machine.

Description: Patent for ensilage-cutting that will efficiently cut corn and other rough feed. It can be driven clockwise of anti-clockwise, can discharge the cut feed at different points, and has few parts. There are no cogs or gears to catch the operator's clothing.
Date: November 20, 1917
Creator: Sinclair, William
Partner: UNT Libraries Government Documents Department

Hair-Drying Apparatus.

Description: Patent for an improved method of drying hair after washing that separates and parts the hair in numerous places to quickly and thoroughly dry the hair. The apparatus, that sits on the shoulders, also has an "improved fastener for holding the frame on the head" (lines 40-41), and the frame is collapsible.
Date: June 18, 1918
Creator: Moffitt, Mansfield M.
Partner: UNT Libraries Government Documents Department

Speed-Regulating Means.

Description: Patent for an improvement in regulating the speed of sound recording and reproducing machines, including instructions and illustrations.
Date: July 9, 1918
Creator: Fletcher, Theodore
Partner: UNT Libraries Government Documents Department

Insect-Trap.

Description: Patent for a new and improved insect trap with a flanged pan, the mouth of which has an inclined surface. The insect trap is designed to be arranged directly over a burrow of ants, so that ants are directed to a bait pan.
Date: May 7, 1918
Creator: Mosby, William A.
Partner: UNT Libraries Government Documents Department

Ventilator

Description: Patent for low cost, improved ventilators for Pullman and passenger cars and buildings.
Date: March 26, 1918
Creator: Hedges, Robert S.
Partner: UNT Libraries Government Documents Department

Washing-Machine.

Description: Patent for a washing machine that launders articles of clothing. The machine has a plunger that causes rotary movement allowing cleaning fluid to reach all articles, including illustrations.
Date: May 31, 1921
Creator: Carroll, Houston M., Sr.
Partner: UNT Libraries Government Documents Department

Pneumatic-Tire Protector

Description: Patent for an improved pneumatic tire protector. This is a liner "interposed between the inner tube and tire casing to prevent puncture of the inner tube" (p.1 lines 6-8)
Date: March 19, 1918
Creator: Haas, Edward
Partner: UNT Libraries Government Documents Department

Resilient Wheel.

Description: Patent for a wheel made of metal that is secured to the rim without slipping or creeping, including illustrations
Date: April 30, 1918
Creator: Bonelli, Liborio C.
Partner: UNT Libraries Government Documents Department

Valve Construction

Description: Patent for improved valve construction which permits unobstructed passage from valves to intake and exhaust pipe in motor vehicles.
Date: February 5, 1918
Creator: Smith, T.N.
Partner: UNT Libraries Government Documents Department

Safety-Valve Mechanism for Pneumatic Tires.

Description: Patent for useful improvements on safety valve mechanism for Pneumatic Tires. This invention constructs a mechanism to control air pressure within the tire in order to prevent bursting from over charging, heating, sudden compression is avoided.
Date: January 31, 1917
Creator: Gebhardt, William c.
Partner: UNT Libraries Government Documents Department

Automobile Direction-Signal.

Description: Patent for an invention of a simple signal that allows drivers to indicate they are turning left or right to the vehicle behind them, illustrations included.
Date: July 16, 1918
Creator: Vaca, Pedro
Partner: UNT Libraries Government Documents Department

Cylinder Head.

Description: Patent for improvement in removable cylinder heads for gas engines. Exhaust gasses and foreign matter pass through the conduits without affecting the valve stem.
Date: October 22, 1918
Creator: Bloomber, H.G.
Partner: UNT Libraries Government Documents Department

Tractor.

Description: Patent for an improvement in tractors that allowed adjustment to the tread or allowed distance between traction elements.
Date: February 10, 1920
Creator: Franklin, Floyd P.
Partner: UNT Libraries Government Documents Department

Fastener for Meter-Boxes.

Description: Patent for fasteners (locks) for meter-boxes to prevent tampering by unauthorized users by attaching a cover with rotating bolts that can be locked or unlocked with an accompanying key.
Date: February 19, 1918
Creator: Holmgreen, Julius H.
Partner: UNT Libraries Government Documents Department

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.
Partner: UNT Libraries Government Documents Department

Phonographic Attachment for Moving-Picture Machines

Description: Patent for an invention that is "the provision of mechanism whereby a sound record may be made or reproduced synchronously with the taking or reproduction of moving pictures" (Paragraph 100). In addition, the invention enables sound and picture to be recorded on the same machine, so that they sound and the picture match.
Date: March 26, 1918
Creator: Craig, Richard M.
Partner: UNT Libraries Government Documents Department

Method of and Apparatus for Producing Transformation Effects

Description: Patent for a method of creating transformation effects through the use of particular colors of illumination, to be used in the theater, amusement houses, or other performances. The invention involves using lights whose colors can either "absorb" or "wash out" certain objects or designs of the same color while revealing objects of a complementary color.
Date: September 5, 1922
Creator: Craig, Richard M.
Partner: UNT Libraries Government Documents Department

Shock Absorber.

Description: Patent for a shock absorber used on automobiles and others vehicles that provides additional support to a body supporting spring.
Date: December 11, 1917
Creator: Redmond, Charles
Partner: UNT Libraries Government Documents Department

Locking and Operating System for Jail-Doors.

Description: Patent for a new way to operate and lock jail doors "whereby each and every door in the system can be locked, unlocked and operated altogether, or any one, two or more doors can be locked, unlocked and operated without disturbing the other doors of the system" (lines 11-16), including illustrations.
Date: June 11, 1918
Creator: Youngblood, David Franklin
Partner: UNT Libraries Government Documents Department

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.
Partner: UNT Libraries Government Documents Department
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