UNT Libraries Government Documents Department - 5 Matching Results

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Car-Coupling.
Patent for a car-coupling that has a draw-bar attached to the car, a hollow draw-head with a flaring opening that sits horizontally to the draw-bar, a spring that holds the draw-head in the horizontal position, a bar that raises and lowers the forward end of the draw-head against the spring, a coupling-pin that sits in the draw-head, a chain that connects the draw-head to the bell-crank lever, a cam that supports the chain, and a device that turns the cam in either direction in order to tighten the chain.
Clothes-Pounder.
Patent for a clothes pounder used in washing clothes. It is a pyramidal vessel that is open in the bottom and has perforations on the top of the inside of the vessel, a cap covering the top of the pyramid with an air-hole, a sleeve that goes through the top of the vessel and through the cap, a handle in the upper portion of the sleeve, a diaphragm with perforations in the base of the vessel, a rectangular box secured beneath the diaphragm, and inclined tubes open at both ends of the angles of the vessel.
Hand-Support for Writers.
Patent for "a support especially adapted for the use of those learning to write, and by which the hand may be accustomed to the proper position for writing from the beginning of the study." (Lines 11-15) Includes instructions and illustrations.
Moldboard.
Patent for "a moldboard adapted to any plow constructed of a series of spring-loops, sundry of which are movable at the top and sundry others having movement at the bottom of the board, the moveable loops being kept in motion by the earth passing over the board, whereby portions of the board are rendered vibratory and the earth is effectually prevented from clinging thereto" (lines 8-17).
Plow-Scraper.
Patent for an adjustable plow-scraper that attaches to the plow and scrapes soil from the moldboard.
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