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Railway Frog (open access)

Railway Frog

Patent for railway frog which "will tend to minimize the danger of train derailment at switch crossings" (lines 12-13).
Date: July 30, 1918
Creator: Jackson, George Ferris
Object Type: Patent
System: The Portal to Texas History
Portable Extensible Ladder (open access)

Portable Extensible Ladder

Patent for a portable extendable ladder, designed for use, among other things, as a means of fire escape or observation, along with illustrations and explanations.
Date: July 2, 1918
Creator: Trojan, J. E.
Object Type: Patent
System: The Portal to Texas History
Power-Transmitting Mechanism. (open access)

Power-Transmitting Mechanism.

Patent for improvements in a power transmitting mechanism that is "designed for the purpose of connecting a driving or power shaft with a driven shaft, whereby the driven shaft is continuously rotated from the driving shaft." (lines 11-14)
Date: July 13, 1920
Creator: Smith, Robert W. J.
Object Type: Patent
System: The Portal to Texas History
Railroad-Tie (open access)

Railroad-Tie

Patent for a metallic tie and fastener designed to replace the wooden tie that was in general use. The purpose of this railroad tie is to secure the rail (preventing spreading) and and to prevent lateral moment (creeping) of the rail when the train is passing over.
Date: July 5, 1921
Creator: Jones, Charles James
Object Type: Patent
System: The Portal to Texas History
Process of Producing Confections. (open access)

Process of Producing Confections.

Patent for a novelty method of packaging confections and similar snacks in an edible packaging resembling a baseball.
Date: July 28, 1919
Creator: Cressey, John A.
Object Type: Patent
System: The Portal to Texas History
Rotary Steam-Engine. (open access)

Rotary Steam-Engine.

Patent for an invention that "relates to rotary engines in general, and more particularly to that class wherein a piston is disposed eccentric to the cylinder and is provided with radially-movable heads disposed to travel against the inner periphery of the cylinder and receive the steam-pressure, the object of the invention being to provide a simple and efficient construction which will develop a high speed with a minimum consumption of steam" (lines 12-21). Illustrations are included.
Date: March 12, 1901
Creator: Hays, James T. & Wilson, John W.
Object Type: Patent
System: The Portal to Texas History
Self Locking Door For Cotton Presses (open access)

Self Locking Door For Cotton Presses

Patent for a self-locking door clamp for cotton presses, including illustrations.
Date: July 23, 1901
Creator: Westbrook, John Alburt
Object Type: Patent
System: The Portal to Texas History
Flue Cutter and Expander (open access)

Flue Cutter and Expander

Patent for a flue cutter and expander. Illustration included.
Date: July 11, 1905
Creator: Blevins, Samuel W.
Object Type: Patent
System: The Portal to Texas History
Fluid-Clutch (open access)

Fluid-Clutch

Patent for a fluid clutch for engines. Illustrations included.
Date: July 16, 1912
Creator: Carpenter, John C.
Object Type: Patent
System: The Portal to Texas History
Fluid-Pressure Regulator (open access)

Fluid-Pressure Regulator

Patent for a fluid pressure regulator which regulates the supply of steam and oil to an oil burner. Illustrations included.
Date: July 19, 1910
Creator: Beech, William E.
Object Type: Patent
System: The Portal to Texas History
Folding Paper Box. (open access)

Folding Paper Box.

Patent for a folding cardboard box with a lid made from one piece of cardboard.
Date: July 30, 1907
Creator: Rhodes, Albert May
Object Type: Patent
System: The Portal to Texas History
Fluid-Clutch (open access)

Fluid-Clutch

Patent for a fluid-clutch that prevents jarring when the clutch is taken off.
Date: July 2, 1912
Creator: Carpenter, John C.
Object Type: Patent
System: The Portal to Texas History
Folding Cot or Bedstead. (open access)

Folding Cot or Bedstead.

Patent for certain new and useful improvements in folding cots or bedsteads, including instructions and illustrations.
Date: July 19, 1898
Creator: Rimmelin, Edward H.
Object Type: Patent
System: The Portal to Texas History
Folding Tent. (open access)

Folding Tent.

Patent for a foldable two story tent with a sleeping compartment in the upper story.
Date: July 28, 1908
Creator: Miles, Joseph Furnas
Object Type: Patent
System: The Portal to Texas History
Fly-Trap. (open access)

Fly-Trap.

Patent for an improvement to fly traps in which the flies are attracted by a sweet smelling substance down a funnel into the substance from which they are unable to escape. The flies either drown in the substance or are poisoned.
Date: July 7, 1914
Creator: Brown, Thomas E.
Object Type: Patent
System: The Portal to Texas History
Fluid-Dispensing Apparatus. (open access)

Fluid-Dispensing Apparatus.

Patent for improvements to a fluid-dispensing apparatus for fluids such as oil. Safety features relieve air pressure through a valve and a pressure tank.
Date: July 21, 1914
Creator: Catron, John James
Object Type: Patent
System: The Portal to Texas History
Foot Scraper for Vehicles. (open access)

Foot Scraper for Vehicles.

Patent for foot scrapers for vehicles which allows a person to clean their shoes before entering. The foot scraper can be fastened to the axle of a wheel or other suitable part of a vehicle.
Date: July 13, 1915
Creator: Van Meter Brown, Maud
Object Type: Patent
System: The Portal to Texas History
Excavating and Grading Machine. (open access)

Excavating and Grading Machine.

Patent for a cultivating machine that pulverizes colds of soil using a revolving cylinder of blades, including illustration.
Date: July 19, 1859
Creator: Morrel, Z. N.
Object Type: Patent
System: The Portal to Texas History
Fifth Wheel. (open access)

Fifth Wheel.

Patent for a new and improved fifth wheel for vehicles. This design "consists of improvements in the construction and arrangement of the fifth-wheel apparatus of carriages, the object of which is to enable the parts to be made more cheaply, also to be more readily removable, and also to be more durable in use than as such apparatus is now made" (lines 7-13).
Date: July 11, 1882
Creator: Weber, Robert
Object Type: Patent
System: The Portal to Texas History
Farm Gate. (open access)

Farm Gate.

Patent for a new and improved farm gate. This design consists "[i]n a swinging-gate, the combination of a plate provided with notches upon its upper outer end and connected to the upper end of the inner gate-post, a lever pivoted to the plate and connected with the upper pintle of the gate, a latch pivoted to the lever and extending down through a slot therein to engage with the notches in the plate, and suitable cords and pulleys for operating the latch and lever" (lines 17-26).
Date: July 7, 1885
Creator: Akin, Leonidas T.
Object Type: Patent
System: The Portal to Texas History
Fence. (open access)

Fence.

Patent for a new and improved fence. This design "is to provide a simple and improved fence which can be built with superior facility and economy, and utilize trees in range with the fence, and which will furthermore possess advantages in point of inexpensiveness, durability, and general efficiency" (lines 12-17).
Date: July 28, 1885
Creator: Ferguson, John Stephenson
Object Type: Patent
System: The Portal to Texas History
Evaporator and Furnace. (open access)

Evaporator and Furnace.

Patent for a new and improved evaporator and furnace. This design is "compris[ed of] the side walls provided on their opposing faces at one end with the horizontal grooves, and the inclined rearwardly-extending grooves communicating at their lower ends with the grooves, the front end wall having the doors . . . the rear end wall having the . . . collar for the attachment of a smoke-pipe, the bottom plate having its edges secured in the inclined grooves, and the grate-bars having their ends secured in the grooves, the side and end walls being bolted together and thereby rendered separable" (lines 7-20).
Date: July 26, 1887
Creator: Stallcup, William P.
Object Type: Patent
System: The Portal to Texas History
File Case. (open access)

File Case.

Patent for a new and improved file case. This design "[t]he combination, with a case, of the pockets constructed in a series of a single piece of material having partitions formed by long folds connected at the bottom by short folds . . . [and t]he combination, with the folded pockets, of the file case having its sides constructed to overlap a part of the ends of the pockets, and an elastic follower with thumb-pieces arranged to bind with the sides of the case by straightening" (lines 9-24).
Date: July 31, 1888
Creator: Altfather, William F.
Object Type: Patent
System: The Portal to Texas History
Extensible Ladder. (open access)

Extensible Ladder.

Patent for a new and useful Extensible Ladder. The improved Extensible Ladder is comprised of a ladder on each side of the structure, extendable platform, and guard rails.
Date: July 9, 1912
Creator: Putman, Lewis S.
Object Type: Patent
System: The Portal to Texas History