Patent ID: 8689500

Claim:
A snow removal system for removing accumulated frozen rain, ice or snow from a metal roof, the snow removal system comprising: at least one vibration imparting member being fixed to an inwardly facing surface of the metal roof; a power source being coupled to supply electrical power to the at least one vibration imparting member; and a control unit communicating with the power source, and the control unit controlling a flow of energy from the power source to the at least one vibration imparting member and actuating the at least one vibration imparting member such that vibration is imparted, by the at least one vibration imparting member, to the metal roof to break up and separate the accumulated frozen rain, ice or snow from the metal roof so that the accumulated frozen rain, ice or snow slides off the metal roof due to the vibration and gravity; wherein the at least one vibration imparting member comprises a motor which supports a rotatable cam which facilitates imparting vibration to the metal roof to at least partially break up and separate the accumulated frozen rain, ice or snow from the metal roof.