UNT Libraries Government Documents Department - 3 Matching Results

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Bee Hive.
Patent for a new and improved bee hive. This design consists of "the combination, with the removable section, having the right-angled slots and the comb-frames of the securing-bar" (lines 95-98).
Windmill.
Patent for an improvement in the vertical wheel of windmills including illustrations.
Rack and Pinion Mechanism.
Patent for a new and improved rack-and-pinion mechanism. This design "relates to improvements on rack-and-pinion mechanism to dispense with the connecting-rod on steam-engines, whereby a more equal, constant motive power at any point of the piston-stroke, and no dead or weak points of the same, will be obtained" (lines 9-14).
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