Patent ID: 6540030
Filing Date: 2003-04-01
Classification: E01H

Abstract:
A method for recovering waste from a sandy beach, comprising:causing a first beach cleaner to travel in a cleaning area of a sandy beach while towing the first beach cleaner by a self-traveling vehicle, said first beach cleaner having a frame and a plurality of pins projecting downwardly from a lower surface of said frame, said frame being formed in a hurdle-shape in plan view and a sled-shape in side view, allowing waste present in said cleaning area to be caught on said pins, conveying the waste to a waste recovery area, and recovering the waste; causing a second beach cleaner to travel in the cleaning area cleaned by the first waste recovery step while towing the second beach cleaner by the self-traveling vehicle, said second beach cleaner having a hurdle-like waste conveying section in a front portion of a frame and a waste collecting section in a rear portion of the frame, said waste conveying section being inclined so that a front end thereof comes into contact with sand and a rear portion thereof is higher, allowing waste to be scooped up by said waste conveying section and captured in said waste collecting section, causing the second beach cleaner to move to the waste recovery area, and recovering the captured waste; and causing said first beach cleaner to again travel in the cleaning area cleaned by the second waste recovery step while towing the first beach cleaner by the self-traveling vehicle at a higher speed relative to the first waste recovery step.