UNT Libraries Government Documents Department - 3 Matching Results

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Pumping-Engine.

Description: Patent for a pumping engine that uses a "combined piston rod and plunger acting in the same vertical line and carrying a crank pin box and cross heads for driving the governing fly wheel" (lines 12-15). Mounting and dismounting this engine is simple, and the engine has easily accessible packing ends of the steam and water cylinders. Also, the adjustable yoke is improved in this engine.
Date: April 25, 1893
Creator: Clarkson, William

Washing-Machine.

Description: Patent for improvements in washing-machines by using a combination of adjustable stationary rubbing-board and a rotary rubbing-cylinder to regulate the pressure on the clothes and at the same time, clothes can be cleaned without injury to them. Illustration is included.
Date: April 7, 1891
Creator: Polk, Kindrick Ford
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