5 Matching Results

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Caster. (open access)

Caster.

Patent for "casters, and more especially to those of that type employing a ball and anti-friction rollers," (lines 8-10) including instructions and illustrations.
Date: May 16, 1911
Creator: Taylor, Henry William
System: The Portal to Texas History
Car Coupling. (open access)

Car Coupling.

Patent for a new and improved coupling for railroad cars. This design consists in "[t]he combination, with the draw-heads provided with projections . . . each having at its inner-portion a horizontally-elongated slot, and at its outer portion a vertically-elongated slot, of the horizontally-slidable coupling-pins, for respectively engaging the said slots" (lines 82-88).
Date: March 16, 1886
Creator: Sessions, Egbert G.
System: The Portal to Texas History
Type-Writing Machine. (open access)

Type-Writing Machine.

Patent for a type-writing machine that allows the spacing mechanism to operate in conjunction with other parts so that the paper-carriage releases and return the paper automatically at the end of the line. The springs automatically release and return to action with each release.
Date: April 16, 1895
Creator: Butler, George H.
System: The Portal to Texas History
Gate (open access)

Gate

Patent for a gate. Illustration included.
Date: October 16, 1906
Creator: Coursey, Thomas Maxton
System: The Portal to Texas History
Hoisting Mechanism (open access)

Hoisting Mechanism

Patent for hoisting mechanism for use in oil-wells. This invention employees a sand-reel placed upon the hoisting shaft. Illustration included.
Date: October 16, 1906
Creator: Johnston, Horace G.
System: The Portal to Texas History