UNT Libraries Government Documents Department - 4 Matching Results

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Tire Tightener.

Description: Patent for a new and improved tire tightener. This design consists in "[t]he combination, with the spokes, the felly, and the tire . . . of the plates, each provided with rearwardly-extending apertured portions, forwardly-projecting fingers, and semi-socketed portions on their lower faces, the upper face of the plate being straight, its lower face inclined, the upper face of the plate inclined, and the lower face thereof straight, whereby when said plates are fitted in place, they will wedge be… more
Date: April 29, 1890
Creator: Mayo, William Archer
Item Type: Refine your search to only Patent

Washing-Machine.

Description: Patent for an improvement in washing-machines by using a novel arrangement of the rollers, the tub-supporting frame, the horizontal swinging rubber, and a series of closely arranged longitudinal spiral springs; so that “the pressure upon each separate article can be adjusted or regulated by the judgment of the [operator].” (Lines 12-14) Illustration is included.
Date: April 7, 1891
Creator: Bennington, William J.
Item Type: Refine your search to only Patent

Elevated Railway.

Description: Patent for improvements in elevated railways: "provide simple means for regulating and adjusting the weight of the car so as to throw the preponderence thereof upon either the upper or the lower track or to equally divide the weight so that each track bear a like proportion" (lines 12-17).
Date: April 10, 1894
Creator: Anderson, Lee
Item Type: Refine your search to only Patent
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