Anti Friction Journal. (open access)

Anti Friction Journal.

Patent for a new and improved anti-friction journal. This design "relates to anti-friction devices adapted especially for hoisting pulleys; and it has for its object to provide a device in which the shaft or axis of the main hoisting-pulley shall be supported or mounted upon the peripheries of wheels of a considerable diameter as compared with that of the hoisting-pulley, whereby the friction may be lessened to the greatest possible extent" (lines 24-32).
Date: July 22, 1884
Creator: Taylor, John C.
System: The Portal to Texas History
Rotary Steam-Engine. (open access)

Rotary Steam-Engine.

Patent for an invention that "relates to rotary engines in general, and more particularly to that class wherein a piston is disposed eccentric to the cylinder and is provided with radially-movable heads disposed to travel against the inner periphery of the cylinder and receive the steam-pressure, the object of the invention being to provide a simple and efficient construction which will develop a high speed with a minimum consumption of steam" (lines 12-21). Illustrations are included.
Date: March 12, 1901
Creator: Hays, James T. & Wilson, John W.
System: The Portal to Texas History
Gearing for the Feed Mechanism of Planters (open access)

Gearing for the Feed Mechanism of Planters

Patent for gearing mechanisms in feed planters that are more efficient, faster, and less costly.
Date: July 22, 1919
Creator: Heylman, Edward M. & William, Roberts R.
System: The Portal to Texas History
Elevated Carrier (open access)

Elevated Carrier

Patent for an elevated carrier, primarily used to travel merchandise and such from one point to another.
Date: July 22, 1919
Creator: Smiley, John F.
System: The Portal to Texas History