UNT Libraries Government Documents Department - 48 Matching Results

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Wire Stretcher.

Description: Patent for a new and improved wire stretcher. This design consists in "a frame having two arms, one carrying a fixed clamp and the other a roller, a windlass mounted on said frame having a rope passing over said roller and adapted to be fixed to an end of wire, and a central clamp consisting of a rigid bar on the frame between its arms, a notched clamp pivoted thereon, and a ring for retaining the clamp" (lines 6-14).
Date: February 22, 1887
Creator: Ainsworth, Phineas Hardaman

Treatment of Mined Sulfur.

Description: Patent for a method to improve the free burning properties of mined sulfur by carbonizing the oil and eliminating carbon.
Date: April 19, 1921
Creator: Bacon, Raymond Foss, 1880-1954.

Treatment of Mined Sulfur.

Description: Patent for heating sulfur under appropriate conditions in order to carbonized oil contained within, allowing stationary sulfur to burn without difficulty or interference from carbon.
Date: April 19, 1921
Creator: Bacon, Raymond Foss, 1880-1954.

Ballot-Voting Machine

Description: Patent for a ballot box that counts the number of votes in the box.
Date: February 17, 1914
Creator: Brown, Flora & Senez, Arthur

Proportionate Scale.

Description: Patent for a proportion scale used for measuring cotton seed and lint. Illustration included.
Date: September 4, 1900
Creator: Brown, George R.

Machine for Distributing Poison on Plants.

Description: Patent for a new and improved machine for distributing poison on plants. This design consists in "the combination, with a wheeled-frame, a counter-shaft thereon driven from the wheels, a poison-hopper, an air and discharge pipe communicating therewith, a fan giving air-blast through said pipe, and an agitator in the poison-hopper, of wheel and belt-gearing operating the fan and agitator from the counter-shaft on the frame" (lines 112-119).
Date: March 11, 1890
Creator: Brown, George R. & Brown, John W.

Machine for Distributing Poison or Plants

Description: Patent for a simple and efficient machine "for distributing or dusting poisonous powders onto growing plants to rid them of destructive insects" (lines 9-12).
Date: February 12, 1889
Creator: Brown, George R. & Brown, John W.

Proportionate Scale.

Description: Patent for improvements in scales which would quickly and accurately determine the proportion of the lint contained in seed-cotton. Illustration is included.
Date: April 8, 1902
Creator: Brown, George Raymond

Plow Colter

Description: Patent for plow colter. Illustration included.
Date: September 5, 1905
Creator: Cone, Jesse Fielder

Wrench.

Description: Patent for a wrench which "may be efficiently employed in places which are inaccessible to the ordinary wrench."
Date: August 24, 1915
Creator: Culbertson, Charles P.

Process of Mining Sulfur.

Description: Patent for innovations in the underground fusion or Frasch process of mining sulfur, "which comprises conducting an appropriate fusing medium [such as hot water] into the formation containing the sulfur deposit and thereby melting the sulfur" (lines 91-95). Central to the innovations is the use of a compressed gas to "eliminate or largely reduce heat losses in porous rock and exhausted sulfur regions at the higher levels of the mine where the presence of the hot water is of no benefit so far as… more
Date: December 27, 1921
Creator: Drachenberg, August Toby

Apparatus for Delivering and Hauling Seines

Description: Patent for an apparatus for delivering and hauling seines that can be used in deeper water and is safer than the ordinary method of using seines.
Date: December 12, 1911
Creator: Duffy, John J.

Harness Attachment

Description: Patent for Harness Attachment
Date: September 12, 1916
Creator: Eidman, Guy. G

Plow.

Description: Patent for an improvement to the plow by providing a plastic or plastic-like material to help sticky, thick soil and clay to glide over the surface and decrease frictional resistance, including illustrations.
Date: March 2, 1915
Creator: Fleehearty, Edward L.

Tank

Description: Patent for a tank that filters.
Date: January 23, 1917
Creator: Gartrell, Clifford E.

Tire-Core.

Description: Patent for a tire core with interlocking sections that can be removed easily from built tires to reuse, including illustrations.
Date: December 21, 1920
Creator: Gillette, Walter S.

Threshing-Machine.

Description: Patent for a harvester in a threshing machine, which can be put at different levels from the ground.
Date: August 31, 1909
Creator: Haynes, Thomas S.

Threshing-Machine

Description: Patent for a threshing machine "especially adapted for the cutting and threshing of small grain" (lines 15-16). Illustrations included.
Date: May 12, 1908
Creator: Haynes, Thomas Stanley

Combined Separator and Bagging Device for Grain

Description: Patent for a thresher attachment that uses a suction fan to separate grain from lighter materials and allows the grain to be collected in a bag or other container.
Date: May 15, 1906
Creator: Henninger, Thomas C.

Pipe-Grapple.

Description: Patent for an improved pipe gripping mechanism which engages the interior of a pipe or tube.
Date: June 30, 1914
Creator: Martin, John E.

Door-Check.

Description: Patent for a door check that holds the door at any point when it is swinging closed.
Date: July 18, 1911
Creator: Martin, Joseph M.

Cotton Seed Planter

Description: Patent for a cotton seed planter. Illustration included.
Date: May 23, 1911
Creator: McGuire, Daniel Harry
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