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Friction Transmission-Gearing for Motor-Vehicles.
Patent for an invention relates to a power transmitting gearing for motor vehicles, and more particularly to friction transmission gearing for verifying the speed and for reversing purpose.
Date:
November 10, 1914
Creator:
Lewis, Thomas E.
System:
The Portal to Texas History
Trolly Catcher.
Patent for simple and inexpensive devices for tripping the trolley pole of an electric car by automatically releasing the tension of the maintaining springs which hold the trolley pole in operative position, so that the trolley pole will drop downwardly shortly after it is displaced from under the trolley wheel and not rise up and break the suspension devices.
Date:
November 10, 1912
Creator:
Reames, Charles H.
System:
The Portal to Texas History