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54 Matching Results
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Windmill
Patent for a windmill that makes it possible to convert the force of the wind into electrical or mechanical energy. This windmill has a governor that makes positioning adjustments when the windmill reaches an unsafe velocity.
Date:
July 23, 1918
Creator:
Cox, Oscar M.
System:
The Portal to Texas History
Well-Screen.
Patent for a "well screen in which a maximum screening area is obtained without weakening the frame" (lines 11-13) including instructions and illustrations.
Date:
July 23, 1918
Creator:
Layne, Mahlon E.
System:
The Portal to Texas History
Fireplace Guard
Patent for a fireplace guard. This fireplace guard is designed to prevent accidental fires.
Date:
July 23, 1918
Creator:
Haley, Ernest T.
System:
The Portal to Texas History
Elbow-Joint for Artificial Arms
Patent for an elbow joint for artificial arms that can be manipulated by the wearer into any desired position.
Date:
July 23, 1918
Creator:
Corley, Quentin D.
System:
The Portal to Texas History
Combination Pool and Billiard Table.
Patent for a combination pool and billiard table. The table has plugs for the pockets, which can be used to convert the table from a pool to a billiard table. There is also a circular removable covering, which converts the table from a game table to an ordinary household table.
Date:
July 23, 1918
Creator:
Lee, Hoard
System:
The Portal to Texas History
Bale-Tie Buckle
Patent for a bale tie buckle made up of hooks that will not come apart under pressure.
Date:
July 23, 1912
Creator:
Eddleman, Dudley E. & McFarland, Frank H.
System:
The Portal to Texas History
Automatic Air-Brake Coupling
Patent for an air-brake coupling for railroad cars which connects cars automatically and can be fully controlled by the train engineer in the engine.
Date:
July 23, 1907
Creator:
McMillan, Thomas B.
System:
The Portal to Texas History
Automatic Computing Device
Patent for an automatic computing device that can calculate the price of goods and be used to take inventory of stock.
Date:
July 23, 1912
Creator:
Miracle, Meredith W.
System:
The Portal to Texas History
Composition of Matter.
Patent for a briquet fuel formula made primarily from lignite and other derived products, which is cheaper to produce than other formulas.
Date:
July 23, 1907
Creator:
Lohmann, August Samuel Frederic
System:
The Portal to Texas History
Armored Tread for Pneumatic Tires
Patent for an armored tread pneumatic tires to protect from punctures. Illustrations included.
Date:
July 23, 1912
Creator:
Sims, Bona
System:
The Portal to Texas History
Windmill
Patent for a windmill that changes directions with the wind automatically and provides more power to the pump.
Date:
July 23, 1912
Creator:
Romans, John W.
System:
The Portal to Texas History
Loose-Leaf Binder.
Patent for a loose-leaf binder for medicine prescriptions, which is easier to open and close than previous ones.
Date:
July 23, 1907
Creator:
Perkins, John Hardeman
System:
The Portal to Texas History
Lock
Patent for "an improved lock for sliding doors. It is furthermore designed to provide an improved seal-lock especially arranged for car-doors and constructed to be automatically locked by the closing of the door and to give the latter an initial start or opening when the lock is being released, so as to facilitate the opening of the door and prevent sticking thereof" (lines 9-17).
Date:
July 23, 1901
Creator:
Ozment, David Brewer
System:
The Portal to Texas History
Lock
Patent for a keyless combination lock, including illustrations.
Date:
July 23, 1901
Creator:
Katzenberger, Oscar
System:
The Portal to Texas History
Vehicle Hub
Patent for lightweight and sturdy metal wheel hub for wooden spokes, including illustration.
Date:
July 23, 1901
Creator:
Holland, William J.
System:
The Portal to Texas History
Tube-Compressing Device
Patent for a tube compressing device used for showers or baths, Illustrations included.
Date:
July 23, 1912
Creator:
McClellan, Clarence L.
System:
The Portal to Texas History
Knockdown Tank
Patent for a sheet metal tank that is created in sections, able to be dismantled or "knocked down" in sections, and able to be transported in sections, including illustration.
Date:
July 23, 1901
Creator:
Harry, Hugh W. & Harry, Thomas C.
System:
The Portal to Texas History
Propeller
Patent for a boat propeller that does not create a vacuum behind it and is more efficient than other propellers.
Date:
July 23, 1912
Creator:
Blake, David H.
System:
The Portal to Texas History
Spigot
Patent for a spigot that attaches to barrels and vats filled with liquids such as alcohol or acid that indicates the amount left in the barrel and can be locked closed.
Date:
July 23, 1912
Creator:
Herblin, William Leonard
System:
The Portal to Texas History
Parachute and the Like
Patent for a parachute. Illustrations included.
Date:
July 23, 1912
Creator:
Compton, Bessie W.
System:
The Portal to Texas History
Nut-Lock.
Patent for a nut lock for railroad joints, which keeps the nuts in place in the tracks.
Date:
July 23, 1907
Creator:
Vuncannon, Thomas Peter
System:
The Portal to Texas History
Union Garment
Patent for union garment underwear for children that can have outer clothes attached to suspenders on the undergarment.
Date:
July 23, 1912
Creator:
Miller, Tom A.
System:
The Portal to Texas History
Gun-Trap.
Patent for an animal trap, which has a pistol mounted inside it which fires when the bait is disturbed.
Date:
July 23, 1907
Creator:
Klespies, William
System:
The Portal to Texas History
Show-Case
Patent for a show case for cigars that easily opens and closes.
Date:
July 23, 1912
Creator:
Lobenstein, Mack L.
System:
The Portal to Texas History