Patent ID: 9021746
Filing Date: 2015-05-05
Classification: E04B,E04H

Abstract:
1. A bleacher system, comprising: a support structure mounted on wheels, said support structure including (a) multiple cross members at spaced intervals from one another, and (b) at least one axle carrier sub-frame mounted between two of the multiple cross members for accommodating an axle to drive the wheels; an upper tier mounted on the support structure and including multiple girders at spaced intervals that are operably connected to the cross members of the support structure, each girder supporting a plurality of seat supports and a plurality of foot board supports, with seat planks or seats then secured to the seat supports and foot planks secured to the foot board supports in the upper tier; a lower tier mounted on the support structure and including multiple girders at spaced intervals that are operably connected to the cross members of the support structure, each girder supporting a plurality of seat supports and a plurality of foot board supports, with seat planks or seats then secured to the seat su orts and foot planks secured to the foot board supports in the lower tier; and a hitch tube connected to and extending from the at least one of the multiple girders and including a hitch at its distal end for attachment to a vehicle when the bleacher system is in a transport position; wherein, in the transport position, the upper and lower tiers of multiple girders, plurality of seat supports and seats secured thereto, and plurality of foot board supports and footboards secured thereto effectively form a trailer frame.