Resource Type

Wire Twister and Tightener. (open access)

Wire Twister and Tightener.

Patent for a wire twister and tightener for wire fences. With this invention, "the fence-wire is caused to be contracted, twisted, and made taut" (lines 17-18). It is a set of toothed ratchet wheels that have v-shaped slots for the wire. Pawls act on the teeth, and springs and levers move the pawls.
Date: March 17, 1896
Creator: Stafford, George A.
System: The Portal to Texas History
Machine for Sharpening and Gumming Saws. (open access)

Machine for Sharpening and Gumming Saws.

Patent for a machine that sharpens and gums saws for cotton-gins. It does so quickly and does not fatigue the operator. It automatically feeds "the saws so as to bring the teeth successively into position to be operated upon, and which will cut the teeth uniformly, thereby preserving the circular outline of the saws and preserving the teeth of a uniform length and appearance" (lines 15-20).
Date: July 14, 1896
Creator: Hulme, William A. & Hulme, Thomas B.
System: The Portal to Texas History
Reaping-Machine. (open access)

Reaping-Machine.

Patent for a reaping-machine that has grooved rollers spread throughout a recess in the base, slides where the rollers are mounted, horizontal movable shafts with pinions, racks on the slides that engage the pinions, a ring-driver wheel that surrounds the rollers and fits in the rollers with interior flanges, cutters, a belt extending from the rollers to the mechanism that operates the cutters, and a belt that connects the rolls. The cutter is a series of knives on a bar and springs that prevents the cutter from moving independently.
Date: April 7, 1896
Creator: Rich, Benjamin F.
System: The Portal to Texas History