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Apparatus for Controlling Trolley Poles

Description: Patent for an apparatus for controlling trolley poles. "This invention relates to an apparatus for controlling trolley poles employed for effecting electrical connection between a trolley wire and a motor on a car, and has for its object to provide improved means for automatically throwing the trolley into position to be placed in engagement with the trolley wire" (line 9-15). Illustrations included.
Date: November 10, 1903
Creator: Bogue, Judson L. & Jennings, David M.
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Partner: UNT Libraries Government Documents Department

Trolley Mechanism.

Description: Patent for a trolley mechanism that is a pivoting "yoke adapted to normally follow being swerved out of line when the car is going around curve of the trolley wire; to prevent catching on cross-wires in case the trolley wheel should leave the line-wire; and to adjust the amount of pivotal action of said yoke with regard to the trolley pole" (lines 13-20).
Date: November 21, 1893
Creator: Fuller, James T.
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Partner: UNT Libraries Government Documents Department

Trolly Catcher.

Description: 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.
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Partner: UNT Libraries Government Documents Department

Hose-Bridge.

Description: Patent for a hose bridge for placing on street car rails over fire hoses to allow the street cars to run while a hose is crossing the tracks.
Date: November 15, 1910
Creator: Troutt, Martin E.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
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