UNT Libraries Government Documents Department - 104 Matching Results

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Carpenter's Square.

Description: Patent for a new and improved carpenter's square. This design calls for ribs or ridges running lengthwise along the blades and a thicker, more durable square between the blades. In this way, only the ribs or ridges suffer wear, and the square lasts longer.
Date: October 3, 1882
Creator: Callihan, Willie Hoyle

Churn Motor.

Description: Patent for a new and improved churn motor. This design consists in "[t]he combination, with a wheel or disk having a toothed periphery and provided with a broad friction-flange, or a disk at right angles to the former, bearing against its friction-flange, and having studs engaging its teeth . . . [also] [i]n a churn-motor, the combination, with the box or body of the cover, having uprights, [a] shaft having [a] crank, disk having teeth and [a] flange, and the vertical shaft having [a] disk, pro… more
Date: October 3, 1882
Creator: May, Benjamin Cary

Convertible Furniture.

Description: Patent for convertible furniture used in education. Features a table which can be easily converted from a flat desk, to an inclined black-board, and can store building blocks and similar items.
Date: October 3, 1916
Creator: Barler, Eugene M.

Cotton-Cleaner.

Description: Patent for a cotton cleaner that provides "certain improvements in machines for cleaning lint cotton, and especially to provide a machine of this character which is intended to be arranged in the common lint flue, so as to occupy a position between the ordinary condenser in the lint room, and the nearest gin thereto" (lines 9-16). The cotton is thoroughly cleaned after leaving the gin, so that motes, stems, sticks, dry leaves, sand, &c. will be separated from the cotton.
Date: October 3, 1893
Creator: Rembert, Henry

Hitching Device.

Description: Patent for a simple and inexpensive hitching device that can be easily applied to the driver, can connect a weight to the draft animal's bit, and can be easily adjusted.
Date: October 3, 1893
Creator: Crowley, Joseph L.

Improvement in Portable Fences

Description: Patent for an improvement to portable fences so that they can be "easily and cheaply constructed in sections, and then quickly put together and firmly braced and supported." (lines 14-17) Illustration included.
Date: October 3, 1876
Creator: Martin, Josiah

Lantern.

Description: Patent for an improved lantern that allows for lighting and extinguishing flame, and refilling oil, without having to lift the glass chimney. Includes illustrations.
Date: October 3, 1911
Creator: Ebrite, Lewis C.

Recharging-Valve.

Description: Patent for a recharging valve "to permit recharging the auxiliary reservoirs of an automatic air-brake system without involving the release of the brakes." (lines 8-11) including instructions and illustrations.
Date: October 3, 1905
Creator: Williams, Leonard F.
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