US Patent 7412786 Snow mower blade

A snow mower blade, the blade for use with a rotary type lawn mower having a wheeled housing for movement over a surface of operation, the blade comprising an elongated horizontal, with an angle at each end of the horizontal, a pair of upwardly projecting spaced apart removable wipers disposed on the horizontal, a substantially vertical paddle plate at each end of each angle, a removable flexible paddle extending downwardly therefrom toward the surface of operation.