Automatic traffic control gate

Details Automatic traffic control gate Automatic traffic control gate

1982-06-17

1984-03-06

Kannan, Philip C.

Movable or removable closures

With traffic director or controller; e.g., one-way

49334, 49340, 49344, E01F 1300, E05F 1124

Patent

active

044345780

ABSTRACT:
A traffic control arm powered by a motor and a linear actuator connected between the motor and the arm such that as the motor is rotated, a restraining force acting on the arm will not prevent continued rotation of the motor shaft.

REFERENCES:
patent: 2362710 (1944-11-01), Miskelly
patent: 2528733 (1950-11-01), Brass
patent: 3086430 (1963-04-01), Emmel
patent: 3877174 (1975-04-01), McDonald

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