Patent ID: 9650796
Date: 2017-05-16
CPC Classifications: E04F,E04H

Claim:
1. A telescopic and retractable bleacher system, comprising: a plurality of seating surfaces on a plurality of deck assemblies; an aisle adjacent to the seating surfaces, the aisle having a plurality of steps; and a handrail in the aisle, the handrail including an elongated gripping portion, wherein the bleacher system is adapted to move between an open position whereby users may ascend and descend the steps of the aisle and a closed position whereby the plurality of seating surfaces and the steps are in a vertically stacked arrangement, wherein the handrail has a use position whereby the elongated gripping portion is substantially parallel with the aisle and a stowed position whereby the elongated gripping portion is substantially perpendicular to the aisle, wherein the handrail is automatically rotated between the use position, when the bleacher system is in the open position, and the stowed position, when the bleacher system is in the closed position, wherein the handrail comprises wherein the cylinder comprises an arcuate slot formed in the circumference of the cylinder and has a first lower end and a second higher end, wherein the first end is offset substantially ninety degrees about the post from the second end, wherein the first end is below the second end, and wherein the slot is angled with respect to a vertical axis between the first end and the second end, and wherein the post further comprises a cam that travels within the arcuate slot in the cylinder.