US Patent 11066840 Modular auditorium

There is provided a lifting fixture securable to a lifting machine adapted for lifting/manipulating corresponding tier sections for assembly/disassembly of a modular auditorium including a plurality of tubes connected to a first fixture portion and a second fixture portion, the plurality of tubes adapted to be selectively secured to the lifting machine, the first fixture portion and the second fixture portion including a plurality of lifting interfaces adapted to interface with corresponding lifting interfaces of the corresponding tier sections.