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Cattle-Guard for Railroads.

Description: Patent for a cattle-guard for railroads that is "a series of plates or slates mounted with the capability of partial or complete rotation on axes substantially parallel with the rails and between the said rails and on either side of the track so as to span the road bed or space between the ends of the fence" (lines 25-31). The plates have longitudinal flanges with serrated edges.When the cattle step on the guard, they will experience pain and avoid the spot.
Date: February 6, 1894
Creator: Lee, Jacob M.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Spark-Arrester.

Description: Patent for concepts and designs used to improve performance of Spark-Arresters used in the smoke stacks of locomotives with illustrations and instructions.
Date: April 6, 1880
Creator: Wiggin, John E.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Belt Tightener for Pumps.

Description: Patent for belt tighteners for well pumps which decreases the amount of force necessary to tighten a pump. Patent includes instructions and illustrations.
Date: March 6, 1917
Creator: Layne, Mahlon E.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Blade Holder.

Description: Patent for an improved blade-holder that is simple in construction and can be manufactured at a lower cost. It is designed to "permit of the blades being readily and quickly assembled in the holder and permanently clamped therein to prevent any accidental displacement or movement of the blades from such holder during the stropping." (lines 16-21), including illustrations.
Date: November 6, 1917
Creator: Harriss, Wade H.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
captions transcript

Oral History Interview with John "Bunchy" Crear, June 6, 2016

Description: John "Bunchy" Crear was born in 1952. He grew up in Pleasantville, a predominately African American neighborhood in Houston, TX. After spending a few years in Los Angeles, California, he returned to Houston and joined the People's Party II. He discusses People's Party II's community programing and the Dowling Shootout, the Rainbow Coalition, and his later involvement in the Black Panther Party in Oakland, California. Crear also talks about the differences in racial discrimination in California … more
Date: June 6, 2016
Duration: 1 hour 45 minutes 24 seconds
Creator: Enriquez, Sandra; Rodriguez, Samantha & Crear, John
Item Type: Refine your search to only Video
Partner: TCU Mary Couts Burnett Library
captions transcript

Oral History Interview with Gloria Rubac on June 6, 2016.

Description: Gloria Rubac was born in Oklahoma, TX. in 1946. After witnessing racial discrimination in Oklahoma throughout her youth, Rubac traveled to Houston in 1968 to teach in the Northforest School District. She became involved in the John Brown Revolutionary League, a radical white youth organization that was a part of a Rainbow Coalition with the People's Party II. Wanting to become more active in supporting Brown and Black organizations, Rubac joined the Huelga School movement as a teacher and prote… more
Date: June 6, 2016
Duration: 1 hour 33 minutes 06 seconds
Creator: Enriquez, Sandra; Rodriguez, Samantha & Rubac, Gloria
Item Type: Refine your search to only Video
Partner: TCU Mary Couts Burnett Library

Vehicle-Hoist.

Description: Patent for vehicle hoist that "will be operated automatically by the momentum of the vehicle" (lines 17-19). The hoist is intended to be accessible to all users, professional and layperson, due to its simple design and lower price.
Date: December 6, 1921
Creator: Boutte, John G.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Valve.

Description: Patent for an improvement in sealing capabilities for water pump valves, including illustrations.
Date: July 6, 1915
Creator: Shelp, William B.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Improvement in Rotary Engines.

Description: Patent for rotary engines "driven by steam or other elastic agent, or which may be used for pumping water" (lines 29-32) to obtain "a more direct application of the force applied to drive the engine" (lines 39-40) including instructions and illustrations.
Date: February 6, 1872
Creator: Richardson, John Dun
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Well-Cleaner.

Description: Patent for improvements for cleaning oil, water, and gas wells that goes into the well and flushes out a clogged screen.
Date: August 6, 1920
Creator: Bashara, Samuel F.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Vending-Machine.

Description: Patent for improvements in the construction of coin-operated vending machines which automatically lock when coins are not inserted. This device is designed to dispense objects of many shapes and sizes. Illustrations included.
Date: January 6, 1920
Creator: Ogden, Carlton N.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Mechanism for Converting Motion

Description: Patent for mechanism for converting motion. "The present invention relates to mechanism for converting reciprocatory into rotary motion; and the objects are to provide a practical apparatus of this character in which rotary motion may be imparted to a driven member without occasioning any dead-centers and to provide simple means reversing the direction of motion of the driven member" (line 10-19). Illustrations included.
Date: October 6, 1903
Creator: Griffin, George L.; Griffin, Robert Alonzo; Griffin, Chelsea Beach & Griffin, Herbert Elvia
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Steam-Generating Plant

Description: Patent for improvements in steam-generating plants. The most notable change is that the boiler proper is separate from the furnace proper but still contains the water, steam, and fire tubes.
Date: March 6, 1919
Creator: Connelley, Edward
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Pump.

Description: Patent for a pump for deep wells with a "specially constructed piston capable of a powerful working stroke and which will secure at all times a full volume of liquid at each stroke of the pumping rod." (line 25) including instructions and illustrations.
Date: July 6, 1920
Creator: Humason, Granville Allison
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Hay and Cotton Press.

Description: Patent for a new and improved baling press. This design is for "[a]n improved device for retaining a compressed bale in its condensed state after the follower is withdrawn, which consists of pawls pivoted in holes in the sides of the press-box and projecting toward the rear end of the press-box . . . [and] [t]he combination, with the follower rack-bar, the pinions, the shafts, having suitable pulleys, adapted to be connected by belts, of two clutches, and a centrally-pivoted lever having [a] ha… more
Date: March 6, 1883
Creator: Hampton, John Andrew
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Shutter-Hinge

Description: Patent for a shutter hinge made of sheet metal which does not creak in the wind and is sturdier than older hinges made of cast metal.
Date: October 6, 1908
Creator: Williams, John B.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Wind-Stacker

Description: Patent for a wind stacker to be adapted to threshers. Illustrations included.
Date: June 6, 1911
Creator: Richmond, George E.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
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