STEPPED SPIRAL CHUTE ASSEMBLY HAVING FRICTION REDUCTION PANELS AND METHOD OF FORMING SAME

摘要

A helical chute system for conveying articles from an upper elevation to a lower elevation within a building includes a chute wound about a vertical axis and being secured at both an inner edge and outer edge by one or more support rods where a portion of the chute is comprised of a plurality of angular chute segments secured together in a stepped relationship to one another where each chute segment has a first surface sloping downwardly to a second surface below the first surface.