UNT Libraries Government Documents Department - 497 Matching Results

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Screen-Hanger.

Description: Patent for more accessible window screen hangers. The inventors claimed that these improved screen hangers eliminated the challenge of hanging window screens on the exterior of tall buildings. These screen hangers allowed customers to hang, adjust, and clean screens from the inside of buildings.
Date: December 9, 1919
Creator: Agee, Howard L. & Agee, Sidney A.

World-Chronometer

Description: Patent for a globe set on top of a pedestal, where the globes rotates by clock work to instruct the user of the time for any given place on the globe. Sides of the pedestal also allow for advertising.
Date: December 29, 1914
Creator: Agnew, Walter F.

Tape-Measure.

Description: Patent for a tape measure with a claw on one end that the user can affix to a surface to hold one end of the measuring tape and aid in the measuring process.
Date: December 4, 1917
Creator: Anderson, Andrew E.

Mattress

Description: Patent for a mattress. This invention relates more particularly to the pattern of the blank from which the casing is made to provide a simple and durable structure and may be rolled or folded when not in use.
Date: December 19, 1916
Creator: Anderson, Forest H. & McClinton, Elmore

Hoeing-Machine.

Description: Patent for dual drive hoeing machine. Machine utilizes a "carriage, support brackets, journaled drive shaft, crank arm and gyrating arm" (p. 3, lines 31-34). The machine produces straight rows and eliminates side draft (p.1, 15-19)
Date: December 1, 1914
Creator: Ashely, John F.

Triple-Valve Mechanism.

Description: Patent for a triple-value mechanism that "appertains to automatic fluid pressure brake systems and involves certain improvements &c., &c.” (lines 9-11) including instructions and illustrations.
Date: December 8, 1914
Creator: Atwood, Walter F.

Vehicle-Wheel.

Description: Patent for a type of vehicle wheel made of a unique hub, rim, and resilient spokes. The design allows for the hub and spokes to rotate independently of the rim, reducing the need for compensating gearing. This is done by having the spokes frictionally engaged with the rim rather than a rigid, static design.
Date: December 26, 1911
Creator: Bartle, John N.

Resilient Wheel

Description: Patent for new wheel that helps vehicles drive over uneven roadways, providing "proper traction between the road surface and the wheel" (lines13-14).
Date: December 10, 1918
Creator: Bauer, Frederick H.

Resilient Wheel.

Description: Patent for "resilient wheels for use in carrying heavy loads across soft, sandy, or rough ground, being primarily intended for use upon farming machinery, trucks, gun carriages, and the like. One of the primary objects of the invention resides in providing a resilient wheel having a flexible yielding rim of relatively great width so constructed that it may flatten to a certain extent under a load to provide a large ground engaging surface so that a firm grip upon the road bed may be obtained an… more
Date: December 10, 1918
Creator: Bauer, Frederick H.

Refrigerating Machine.

Description: Patent for a refrigerating machine that works with a double jacketed brine cylinder with a self-contained expansion tank for the coolant. It is meant to provide cooling with small displacement of the cylinder, but with great circulation of the brine.
Date: December 31, 1918
Creator: Bell, Samuel R.
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