UNT Libraries Government Documents Department - 11 Matching Results

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Arc-Lamp Attachment

Description: Patent for improving arc lamp attachments. The attachment allows an arc lamp to be able to use an incandescent lamp in place of the electrodes in an arc lamp. The attachment increases the efficiency and durability of the arc lamp.
Date: April 2, 1918
Creator: Pratt, James R.

Butter-Mold

Description: Patent for "a butter mold embodying means for cutting and shaping a piece of wrapping paper to conform to the configuration of the mold in which it is adapted to be placed to receive the butter." (lines 9-13).
Date: February 19, 1918
Creator: Higginbotham, John

Cotton Cleaning and Extracting Machine.

Description: Patent for an apparatus that improved the cleaning process for machine-processed boll cotton. The invention made it possible to extract more lint cotton from closed bolls which were typically unharvestable by traditional machine-based cotton gins. The machine also improved success in late fall or winter cotton harvesting by allowing bolls containing hard-to-reach cotton to be processed.
Date: September 4, 1918
Creator: Blackmon, Enoch J.

Coupling.

Description: Patent for a coupling invention that consists of a detachable key member and locking key member for a valve plug. It is meant to improve couplings for detachable handles of drain-cocks.
Date: December 3, 1918
Creator: Copeland, Joe S.

Grain-Car Door.

Description: Patent for Grain-Car Door. "The object the present invention is to arrange the door for use in transporting grain without requiring any additional grain door or planking on the inside door opening." (Line 3)
Date: April 23, 1918
Creator: Hartough, Edward W.

Hopper-Door.

Description: Patent for a hopper door especially designed to be used "with a vertically movable weighing hopper adapted to receive and weigh cotton seed" (lines 10-12). The specifics of how the door is hinged and operates is especially important to the design.
Date: July 16, 1918
Creator: Peck, James F.
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