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8 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
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
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
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
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
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