UNT Libraries Government Documents Department - 61 Matching Results

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Boll-Weevil-Destroying Machine.

Description: Patent for "a machine for destroying boll weevil and other pests which frequent and infect agricultural products" (lines 14-16) using "suction nozzles correlated with a common suction system adaptable to sweep a plurality of rows at a time" (lines 27-30) including illustrations.
Date: April 16, 1918
Creator: Diserens, Thomas H. & McKay, Frank C.

Cattle-Guard.

Description: Patent for a cattle guard consisting of pivoted metal plates, mounted longitudinally on rail ties that rock to an inclined position when stepped on by an animal. The displacement of the plates causes a portion of the plate to come into contact with the foot of the animal, frightening it and preventing the animal from crossing the cattle guard.
Date: October 21, 1913
Creator: Hagan, Francis D.

Combined Marking-Pot and Brush.

Description: Patent for a combined marking-pot and brush where the marking-pot "will effectually support a brush and prevent the handle thereof from dropping down in to the ink or paint contained therein" (lines 13-16). The marking-pot also provides a detachable cover to prevent spilling.
Date: January 29, 1918
Creator: McCombs, Charles C.

Cotton-Chopping Machine.

Description: Patent for a cotton chopping machine, which can be attached to a cultivator, has a mechanically operated hoe, and automatically changes its cutting height for different heights of ground.
Date: May 31, 1910
Creator: Martin, John M.

Cultivator-Spreader.

Description: Patent for "new and useful improvements in Cultivator-Spreaders" (lines 5-7) which enables the operator of the cultivator to adjust the lateral spread of the plow beams without checking his team or withdrawing the plows from the soil, including illustrations.
Date: May 5, 1914
Creator: Nevins, Robinson C.

Demountable Rim.

Description: Patent for demountable rims for motor vehicles which are constructed of two sections that latch together, resulting in easier application and/or removal of a tire from the rim.
Date: June 25, 1918
Creator: Dugger, Huston R.

Device for Making Vessels Invisible.

Description: Patent for improvements in "air and water craft" (line 13) invisible including illustrations. These improvements include invisibility through "plurality of plates or sections" (lines 18-19) and diffuse light, disguising the vessels.
Date: July 15, 1919
Creator: Chaddick, Mark

Dirigible Headlight

Description: Patent for new design for dirigible headlights by Mr. Hall B. Simpson and Mr. Dewitt Hood, designed with the intention of providing "novel and improved means whereby the headlights are supported by the automobile or other vehicle for turning movement about vertical axes," alongside various innovative applications (lines 23-27).
Date: December 16, 1919
Creator: Simpson, Hall B. & Hood, Dewitt

Earth-Auger.

Description: Patent for a device that drills into the ground and lifts the contents into a metal container. The hand-operated device also has wings that expand to let the user know when to empty the contents.
Date: April 10, 1917
Creator: Phillips, Dave T.

Fire-Engine.

Description: Patent for improvements to fire engines, designed for rural use and places where water may be scarce by the inclusion of storage tank and a pump.
Date: November 15, 1910
Creator: Minnis, Henry M.
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