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13 Matching Results
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Automatic Signal-Actuating Mechanism for Railways
Patent for an improved signal actuating mechanisms for railways. When the train cars reach an operating mechanism, a flag will be raised where pedestrians or cars cross, and cause a signal to be repeated until the train passes.
Date:
July 20, 1920
Creator:
Bashara, Samuel Farris
System:
The Portal to Texas History
Hydrocarbon-Burner.
Patent for improvements in hydrocarbon burners that is inexpensive and can take refined oil or heavy crude oil and make it useable as fuel.
Date:
July 27, 1920
Creator:
St. Wrba, Joseph J.
System:
The Portal to Texas History
Molding Machine
Patent for a clay molding machine that has more aprons to create more uniform molds as well as different size belts for varies mold sizes.
Date:
July 18, 1922
Creator:
Pokorny, James T.
System:
The Portal to Texas History
Oil Burner.
Patent for a new oil burner which is designed to burn oil for fuel has a flared nozzle and can be cheaply made and repaired.
Date:
July 25, 1922
Creator:
Decuir, Joseph O.
System:
The Portal to Texas History
Pneumatic Tire.
Patent for improvements in tires for vehicles that has a cushion that takes the shocks of travel.
Date:
July 20, 1920
Creator:
Drouet, Charles
System:
The Portal to Texas History
Pneumatic Tire.
Patent for improvements in pneumatic tire that gives a novel means to repairing a worn casing, a blow out, or a rim cut.
Date:
July 13, 1920
Creator:
Church, Shelby L.
System:
The Portal to Texas History
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.
System:
The Portal to Texas History
Pump.
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
System:
The Portal to Texas History
Safety-Razor
Patent for a razor held in place by a guard that protects the user against injury and the razor against dulling. The safety razor is easy to clean and is designed to be "cheaply and easily manufactured" (lines 21-22).
Date:
July 5, 1921
Creator:
Benton, Columbus A.
System:
The Portal to Texas History
Signal.
Patent for a signal to be placed on the fender of a motor vehicle to indicate to other drivers the intended direction the vehicle is going.
Date:
July 20, 1920
Creator:
Cochran, Carl T.
System:
The Portal to Texas History
Sleeve-Puller.
Patent for simple and inexpensive sleeve puller, primarily for "pulling sleeves from the rear axle housing of a motor vehicle" (lines 13-14), with illustrations.
Date:
July 12, 1921
Creator:
Wilson, Joseph H.
System:
The Portal to Texas History
Valve-Grinder.
Patent for "a tool adapted to rotate valves of an internal combustion engine for grinding the same on their seats." (lines 9-11) It is adapted to connect to the cylinder "of the engine in such a manner as to permit accurate and quick operation of the valve for grinding it, and whereby the handle of the tool may be set at a convenient angle for manipulation, and may be lengthened or shortened according to requirements." (lines 15-21)
Date:
July 13, 1920
Creator:
Ralston, John
System:
The Portal to Texas History
Wrench.
Patent for a wrench with a head having a pair of rigid jaws to engage the object. One unique use of this wrench is that it can tighten any threaded joint beyond the degree of tightness that can be obtained by pulling the handle of an ordinary wrench in the usual manner.
Date:
July 19, 1921
Creator:
Duda, Oswald
System:
The Portal to Texas History