UNT Libraries Government Documents Department - 13,293 Matching Results

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Ant Trap.

Description: Patent for a new and improved ant trap. This design calls for a tank of water to be buried in the ground and a collar of cheap material to be attached to the tank and placed over the mouth of an anthill. The concave nature of the collar prevents ants from climbing out of it, so they are forced into the water tank, where they drown; the design is cheaper and less toxic than previous designs.
Date: November 22, 1881
Creator: Arnett, Sandridge Thomas

Ant-Trap

Description: Patent for an ant trap,with illustrations. Purpose of the invention was to be efficient more efficient in both cost and use in comparison to other ant traps being sold at the time.
Date: July 30, 1889
Creator: Davis, Edwin E.

Ant-Trap.

Description: Patent for an ant-trap with an inflexible bottom with a hole in the middle, a perpendicular section rough on the inside and smooth on the outside, and the perpendicular smooth sides are attached to the edges of the bottom. The trap has a device that prevents the ants from running around the trap.
Date: November 13, 1894
Creator: Carter, William B.

Ant Trap.

Description: Patent for a new and improved ant trap. This design "compris[es] the sides adapted to encompass an anthill and composed of a bottom, inclined walls, and horizontal top portions, having depending inclined flanges, one of the sides having an opening in its bottom and provided with ways arranged on opposite sides of the opening, a removable receptacle provided with flanges arranged in said ways and having inwardly-inclined walls, and a discharge-tube arranged at one corner of the trap" (lines 77-87).
Date: May 3, 1892
Creator: Royse, John

Ant-Trap.

Description: Patent for an ant-trap using a portable receptacle with three different designs, each can be used as an individual trap or in any combinations to lure ants into the bottom of the receptacle without any means of escaping, including illustration.
Date: August 7, 1860
Creator: Cottingham, G. W. & Menefee, John S.

Ant-Trap.

Description: Patent for a new type of ant trap that captures ants by having them crawl up a wooden central chamber and then fall into a sheer metal pit. Includes illustrations.
Date: December 8, 1891
Creator: Walker, Stephen A.

Ant-Trap.

Description: Patent for a "trap designed to be placed around an ant-hill and adapted to capture ants leaving or returning to the ant-hill." (Lines 11-13) Includes instructions and illustrations.
Date: May 18, 1897
Creator: Bond, William Beebe

Anti-Freezing Tank Valve.

Description: Patent for a new and improved tank valve. This design consists in "[t]he combination, with the tank, its valve and lever, and valve-rod, of the frost-chamber having an annular space to receive the non-freezing compound, the stuffing-box around the rod and screw-threaded at the ends, and the screw-threaded caps . . . having necks and flanges" (lines 7-13).
Date: June 11, 1889
Creator: Barrett, William Henry

Anti Friction Journal.

Description: Patent for a new and improved anti-friction journal. This design "relates to anti-friction devices adapted especially for hoisting pulleys; and it has for its object to provide a device in which the shaft or axis of the main hoisting-pulley shall be supported or mounted upon the peripheries of wheels of a considerable diameter as compared with that of the hoisting-pulley, whereby the friction may be lessened to the greatest possible extent" (lines 24-32).
Date: July 22, 1884
Creator: Taylor, John C.

Anti-Friction Sucker-Rod Coupling.

Description: Patent for an anti-frictioin sucker-rod coupling. This invention relates to certain new and useful improvements in sectional sucker-rods for artesian, oil, and other wells, and has for its object to provide an improved construction of coupling-joint for connecting the sections of the rods together.
Date: January 26, 1892
Creator: Black, William L.

Anti-Friction Wagon Slide.

Description: Patent for a new and improved anti-friction wagon slide. This design "consists of flat side pieces provided with bolt-holes near their ends, and connected to diametrically-opposite points of nearly-cylindrical end pieces, which have holes through their axes for the reception of the roller-shaft. The recess is so formed that the lower portion of the end pieces shall bear against its ends when the frame is put in place. This arrangement, together with the bolts through the corners of the frame and the coupling-tongue, prevents any tendency of the frame to displacement" (lines 42-54).
Date: July 27, 1886
Creator: Jowell, George Ratcliff.

Anti-Oscillating Attachment for Street-Cars.

Description: Patent for an improved anti-oscillating attachment for street-cars. It has a car truck, equalizing pivoting bars secured between the truck ends, cushions on either side of the bars, adjustable bolts that hold the bars in place, and springs between the bolts.
Date: July 10, 1894
Creator: Chollar, Benjamin F.

Antifreezing Valve and Closet-Cistern

Description: Patent for "valves which will allow all the water to flow out of the popes to a position below freezing-point after each application of water, whether the water is used in a closet-cistern or drawn out of a hudrant or other application is made, and to arrange the valves so that the supply-valves will be automatically closed by water-pressure in connection with the operation of a siphon in a closet-cistern and the waste-valve will be closed by the pressure of water, siphonic action, or both, when the supply-valves are opened." (lines 18-28).
Date: April 23, 1901
Creator: Wilkes, George W.

Antifriction Clasp.

Description: Patent for a new and improved anti-friction clasp. This design "is to provide means whereby the wear due to the rubbing of inclosed rods or ropes against an inclosing casing may be reduced to a minimum and whereby the central alignment of the rods or ropes with respect to the inclosing casing may be accurately preserved" (lines 11-17). It consists in "a series of friction balls or rollers mounted therein and projecting from the periphery thereof and being divided into sections adapted to be clamped at any point around the rod or rope" (lines 97-101).
Date: October 25, 1892
Creator: Black, William L.

Antifriction device for sucker rods.

Description: Patent for "an improved antifriction device for use in connection with inclosed traveling rods and the like to reduce the wear occasioned by the rubbing of the rod in its casing, and at the same time to so far reduce the area of said antifriction device which projects from the rod as to interpose the least possible obstruction to the free passage of material in the casing."
Date: November 4, 1902
Creator: Black, William Leslie

Antifriction Device For Sucker Rods Or The Like

Description: Patent for an antifriction-roller (part of a pumping mechanism) with a mounting that can be manufactured at a low cost, "quickly and readily applied to a rod at any point....and prevent it from bending...and, furthermore, interpose a minimum obstruction to the flow of the liquid in the casing" (lines 17-25)
Date: March 25, 1902
Creator: Black, William L.

Antirefilling Bottle.

Description: Patent for a bottle that can be easily sealed but cannot be resealed after opened. There is a groove in the neck of the bottle, and the cork is placed below the groove. The cork is hollowed out and a plug is placed in the cork. The cork is hollowed out and a plug with a groove around it is placed in the cork.An elastic compressible locking-ring fits in the gap the groove in the bottle and the groove in the plug create.
Date: January 5, 1897
Creator: Nevill, William B.