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Steam Feed

Description: Patent for a steam feed. This invention is designed "for sawmill carriages characterized by a steam cylinder, and a piston operating in the cylinder and having its rod connected to the sawmill carriage" (line 9-12). Illustration included.
Date: May 30, 1911
Creator: Black, Lee Jackson
Partner: UNT Libraries Government Documents Department

Gearing for Hoisting Apparatus

Description: Patent for gearing that hoists items in construction. This one is designed more specifically with the drilling of wells in mind, but it can be used in other activities as well. The apparatus can run at varying speeds, all controlled by a single person who does not have to leave the controls to adjust said speed.
Date: June 5, 1917
Creator: Black, Lee Jackson
Partner: UNT Libraries Government Documents Department

Rope-Socket.

Description: Patent for a rope socket for use with well drilling tools that absorbs shocks and keeps the rope straight.
Date: August 2, 1910
Creator: Greeves, Walter Bruce & Black, Lee Jackson
Partner: UNT Libraries Government Documents Department

Rotary Drilling-Machine

Description: Patent for rotary well drilling platform improvements. The improvements are to control how the turntable moves without having to change the structure of the platform or having a second person watching while drilling.
Date: May 25, 1920
Creator: Black, Lee Jackson
Partner: UNT Libraries Government Documents Department
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