Apparatus for reducing current drain and current spike impact on battery-powered electronic dispensers

摘要

Apparatus and method for reducing current drain and current spike impact on a dispenser electric motor by employing a series of supercapacitors in a power supply current to provide at least a portion of the energy requirement of the dispenser electric motor upon initial energization.

主权项

1. Apparatus for reducing current drain and current spike impact on paper towel dispensers or other dispensers including an electric motor powered by at least one battery, said apparatus including a power supply circuit in operative association with said at least one battery and having a power input for receiving electrical power from said at least one battery, a power outlet in operative association with said electric motor, and at least one supercapacitor prechargeable by said at least one battery or an alternative electrical power source and said at least one supercapacitor during initial energization of said electric motor by said power supply circuit providing at least a portion of the energy requirement of said electric motor.