Patent ID: 6094130
Filing Date: 2000-07-25
Classification: H02J

Abstract:
An emergency power station for traffic signal controllers powered by a conventional utility power supply, the emergency power station comprising:a multicompartment support frame having a first lowermost compartment with a fuel supply container in the compartment mounted to the frame, a second middle compartment above the first compartment with an engine and an electrical power generator operably connected to the engine in the second compartment mounted to the frame, and, a third compartment with a power station controller box mounted to the frame, the controller box having a power circuit having a first line connectable to a supply of utility power, a second line connectable to a traffic signal controller, a third line connected to said generator, with an activatable power switch interposed between said second line and said first and third lines, and a control circuit automatically connecting one of said first and third lines with said second line, the control circuit including power monitoring means for sensing a power loss in said first line and activating the power switch to switch the second line from connection with said first line to connection with said third line.