UNT Libraries Government Documents Department - 11 Matching Results

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Means for Ventilating Grain, &c.

Description: Patent for a new and improved ventilator for grain, etc. This design consists in "[t]he combination, with the tubes, of the protecting end caps, consisting of a base-plate, by which it may be secured to the structure, and provided with a central opening, in which the ends of the tubes are adjusted, and a semi-cone . . . [also] [t]he combination, with the structure provided, with transverse ventilating-tubes projecting on the outside of the structure, of the . . . protecting caps" (lines 88-97).
Date: December 12, 1882
Creator: Street, John Kennedy

Oil Burning Apparatus.

Description: Patent for a new and improved oil-burner. This design "is in oil burners intended for heating purposes, the combustion being, as in Bunsen burners, so complete as to afford little or no light. The apparatus involves constriction of the flame from a burner to arrest combustion and the admixture of air therewith as the gas rises while still heated through a laterally-perforated tube, at the top of which it is either ignited or conveyed away for subsequent consumption" (lines 11-21).
Date: November 12, 1889
Creator: Streeter, George D.

Improvement in Ice-Machines.

Description: Patent for improvements to the construction of "of the various parts of the [ice machine], whereby the reconversion of the ether into liquid before it reaches the freezing-vessel or chamber is better assured" (para. 3).
Date: December 12, 1871
Creator: Mühl, Andrew


Description: Patent for a simple and effective apparatus that utilizes wave power. It consists of a frame with a casing on the top that extends from the normal trough to crest lines of waves, a float, a pump with the center below the float, a discharge pipe connected to the pump, anchors and braces for the pump, a joint that connects the pump with a pile, guide rolls, and inlets and outlets on opposite sides of the pump.
Date: December 12, 1893
Creator: Walker, James C.