UNT Libraries Government Documents Department - 3 Matching Results

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Attachment for Stalk-Cutting Machines.
Patent for improved, cheap, and simple stalk-cutting technology with shielded protection, including instructions and illustrations.
Windmill.
Patent for an improved windmill, a wind-driven wheel which will operate with the wind blowing in any direction and without the necessity of a typical vane and which produces a maximum velocity with a minimum amount of wind.
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.
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