Automated parking gate and controls

Details Automated parking gate and controls Automated parking gate and controls

1974-05-06

1976-08-24

Downey, Kenneth

Movable or removable closures

Safety means responsive to obstruction to closure

Closure drive stopping or reversal

E05F 1510

Patent

active

039758613

ABSTRACT:
A parking gate of the type having a blocking arm located horizontally above the ground during its blocking position and pivotable at one end so as to be raised to permit passage of a vehicle when a switch is activated is disclosed. Electronic logic circuitry is associated with an electrically reversible motor for controlling the timing and direction of the rotation of the motor to control the movement and direction of the blocking arm.

REFERENCES:
patent: 775768 (1904-11-01), Cowles
patent: 1934429 (1933-11-01), Jenkins
patent: 2842876 (1958-07-01), Chicoine et al.
patent: 3678622 (1972-07-01), Miller

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