UNT Libraries Government Documents Department - 20 Matching Results

Search Results

Results: 1 - 20

Brick Machine.

Description: Patent for a new and improved brick machine. This design consists in "a mold-wheel mounted to revolve in the horizontal plane and provided with mold-cavities, of a vertically-movable plunger in each cavity, a door for each cavity hinged on the top of the wheel, the hinge plate or lug attached to the mold-wheel being slotted to allow a vertical movement of the hinge-pin, a curved arm pivoted over the top of the mold-wheel and extending over part of the same, and a spring acting on the swinging e… more
Date: November 23, 1886
Creator: Thaison, William

Churn-Dasher

Description: Patent for an improved churn dasher "to thoroughly agitate the cream at the center of the churn-body and also around the bottom of the walls thereof" (lines 13-15) and "also to cause tangential streams or currents at the bottom of the churn, so as to thoroughly agitate all of the cream and effectively intermingle the air therewith" (lines 18-22), including illustrations.
Date: October 23, 1900
Creator: Franklin, Edward R.

Cotton Chopper

Description: Patent for a cotton chopper. Illustration included.
Date: February 23, 1909
Creator: Hogan, Samuel Thomas; Knetsch, Ferdinand, Jr. & Oatman, John B.

Cotton-Chopper

Description: Patent for a cotton chopper designed so that the blade moves "transversely across a standing row of plants" (lines 15-16). Illustrations included.
Date: February 23, 1909
Creator: Ellis, Thomas Henry

Coupling-Pin.

Description: Patent for a coupling pin for railroad cars, which prevents the coupling from coming loose accidentally by having a key which locks the coupling in place and can only be undone by the cars operating systems. when it is time to disconnect the car.
Date: July 23, 1907
Creator: Yeiser, John Clarke

Cultivator Attachment.

Description: Patent for an invention "whereby a wheel-cultivator of any style, pattern, or make can be readily converted into a land-marker or planter." (Lines 8-11) Includes instructions and illustrations.
Date: February 23, 1897
Creator: Dayton, William L.

Diffusion-Block for Subsoil Irrigation.

Description: Patent for a diffusion block for subsoil irrigation, which prevents roots from growing into the pipe that is providing water to the soil.
Date: August 23, 1910
Creator: Ziller, Bessie

Dinner Bucket.

Description: Patent for a new and improved lunch bucket. This design consists in a "base-plate having sleeves upon two of its opposite edges, two rectangular-shaped bails secured at one end in said sleeves, the upper ends of each of said bails being bent inward or toward each other, the upper end of one of said bails being shorter than the other and bent slightly upward, and means for securing the upper ends of said bails together" (lines 1-8).
Date: November 23, 1886
Creator: Lederle, Edward Emil

Dry Ore-Concentrator

Description: Patent for improvements specifically for ore concentrators. Illustrations and instructions included.
Date: October 23, 1883
Creator: Vollmer, John George

Generating Oil Burner

Description: Patent for generating oil burner. This invention "relates to apparatus by which steam is generated and petroleum or a hydrocarbon reduced to vaporous condition and mixed or combined with the steam" (line 8-12). Illustrations included.
Date: May 23, 1905
Creator: Spiller, Philip Samuel & Haldeman, Horace P.

Improvement in Cotton-Pickers.

Description: Patent for a cotton-picking machine that "consists in a set of saws mounted on a truck, and geared with the driving-wheels, to run in the tops of the plants...and detach the cotton and convey it to a brushing-roller above, which detaches the cotton from the saws and delivers it into a receptacle behind." (Lines 10-17) Includes instructions and illustrations.
Date: August 23, 1870
Creator: McRae, Daniel M.

Nut-Cracking Machine.

Description: Patent for a machine that helps crack and break down nuts for processing, including instructions and illustrations.
Date: November 23, 1886
Creator: Koerber, Rudolph C.

Plumber's Ferrule

Description: Patent fora plumber's ferrule. Illustration included.
Date: February 23, 1909
Creator: Donnelly, John Richard

Protractor.

Description: Patent for "improvements in drafting instruments and has particular application to a protractor or plotter." (lines 8-10)
Date: December 23, 1913
Creator: Ward, Walter P.

Refrigerating Apparatus.

Description: Patent for an economic and durable refrigerating apparatus that cools food by "reducing the temperature of the air in a partially closed chamber by the evaporation of water brought about through the medium of capillary attraction, and likewise to provide for automatically maintaining a predetermined level of water in the water chamber of the apparatus, and a thorough ventilation of the refrigerating chamber thereof" (lines 16-24).
Date: October 23, 1894
Creator: Carleton, Ernest William & Odell, James Madison

Shutter Slat Fastener

Description: Patent for a shutter slat fastener. Illustration included.
Date: May 23, 1911
Creator: Basnett, Augustus

Submerged Current - Motor.

Description: Patent for a new and useful submerged current motor, including instructions and illustrations.
Date: January 23, 1900
Creator: Hardaway, Robert Early

Sulfuric-Acid Process of Extracting Precious Metals From Solutions

Description: Patent for "new and useful Imporivements in Processes of Recovering Precious Metals from Their Solutions, and which I designate as the 'Sulfuric-Acid Process;' [...] to separate the precious metals from their cyanid solutions in a rapid and thorough matter and to recover the precious metals from solutions thereof." (lines 5-8 & 22-26)
Date: June 23, 1903
Creator: Bahn, Gustavus A.
Back to Top of Screen