UNT Libraries Government Documents Department - 4 Matching Results

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Leaf-Turner.
Patent for a new and improved leaf turner which allows the piano player to turn the pages of their sheet music without taking their hands off the keyboard. This leaf turner is "noiseless and efficient in operation and...will respond instantly to the actuating impulse" (lines 21-23). It is not expensive to make, and securely holds music and releases it without effort.
Spring Wheel.
Patent for a spring wheel with a pneumatic tire that neither punctures nor becomes flat. The spring wheel construction has springs between the inner and outer rims.
Stock Feeder
Patent for stock feeder, for automatically feeding grain (or mill food) to stock (particularly hogs) with feeding troughs on opposite sides of oscillating storage hopper.
Wrench.
Patent for improving wrenches to reach "parts of machinery [that are] ordinarily difficult [to] access" (lines 12-13), specifically "used in removing or replacing the nut or nuts on a fourth connecting rod of a Ford motor [ . . . ] such rod being in a position difficult to reach by an ordinary wrench" (lines 17-21).
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