6 Matching Results

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Body-Bolster (open access)

Body-Bolster

Patent for a body bolster for a railway vehicle. Illustrations included.
Date: December 17, 1907
Creator: Wahlert, Henry A.
System: The Portal to Texas History
Draft-Gear for Railway Cars (open access)

Draft-Gear for Railway Cars

Patent for a draft gear for railway cars that allows a simple and efficient means of repairs or substitutions of sills or beams that may be done without dissociating the draft bar so that a car may not be out of commission for a considerable length of time.
Date: August 17, 1915
Creator: Moorman, James M.
System: The Portal to Texas History
Improvement In Bagasse-Furnaces. (open access)

Improvement In Bagasse-Furnaces.

Patent for improvements in Bagasse Burners or Furnaces.
Date: April 17, 1878
Creator: Littlejohn, William
System: The Portal to Texas History
Machine for Filing Gin Saws. (open access)

Machine for Filing Gin Saws.

Patent for a new and improved machine to sharpen the teeth of cotton gin saws. This design utilizes two bevel-faced wheels connected to a block between two arms that clamp the saw blade. The bevel-faced wheels sharpen the teeth of the blade, and the nuts and bolts of the frame allow for movement as well as tightening and loosening.
Date: August 17, 1880
Creator: McAllister, Alexander F.
System: The Portal to Texas History
Signal. (open access)

Signal.

Patent for a railroad-signal that "moves automatically with the semaphore in an improved, simple and efficient manner" (lines 17-19).
Date: December 17, 1895
Creator: Ward, Thomas E.
System: The Portal to Texas History
Spur Attachment For Stirrups (open access)

Spur Attachment For Stirrups

Patent for spur attachment for stirrups. "The purpose of the invention is to provide a spur attachment to saddle-stirrups so constructed that a body-bar having an offset carrying a rowel is so hinged at its forward end to the stirrup that when the stirrup is not in use the body-bar carrying the rowel will hang perpendicularly downward, but wherein as soon as the foot is placed in the stirrup" (9-16). Illustration included.
Date: November 17, 1903
Creator: Poorter, Charles Louis
System: The Portal to Texas History