Cartridge-Loading Machine (open access)

Cartridge-Loading Machine

Patent for "an improvement in cartridge-loaders adapted to load cartridge shells automatically, the machine being operated by suitable power. It consists in improved power mechanism and devices which may be arranged and combined with the loading mechanism of a machine cartridge-loader" (lines 38-45).
Date: November 25, 1890
Creator: Franklin, Edward A.
System: The Portal to Texas History
Feed-Water Heater. (open access)

Feed-Water Heater.

Patent for a feed-water heater for steam-boilers. It provides "such a heater having an arrangement of distributing-troughs located in such a manner as to evenly distribute the water over tubes in thin streams or a thin sheet, whereby it may be quickly heated, and, furthermore, in so constructing the parts that the interior portions comprising the circulating tubes and troughs may be easily removed for the purpose of cleaning" (lines 10-18).
Date: August 25, 1896
Creator: Muday, George T.
System: The Portal to Texas History
Explosive Compound (open access)

Explosive Compound

Patent for an explosive compound made of potassium chlorate, granulated sugar, and alcohol that is not unstable.
Date: February 25, 1913
Creator: Dippel, Charles F.
System: The Portal to Texas History