h a l f b a k e r y
Right twice a day.
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Seating for spectators/audiences at sports, music and
other events. Arrives as a container/trailer on a lorry.
Has a small, self-contained power and control unit. Place
it in the right location, clear the area, and press the
Electrohydraulically it unfolds, like an electrohydraulic
butterfly. Foot-pads spread to stably distribute load on
grounds. A bank of seats slides out vertically and
horizontally to form an audience stand, with steps, aisles
and handrails already integrated.
Optional extras: canopy/sunshade, lighting & power
distribution, sound system, portaloos underneath.
powered wheels to manoeuvre/hitch to trailer.
Multiple units can be connected along/around to form
When the events over, press the close button (making
sure no-one is still in the stand) and it folds, concertinas
and compresses itself back into its container unit.
||//Self-erecting Spectator Seating// I'm not going to any
event where the spectators are self-erecting,
||This already exists. We have observed several being set up at a motorsport event. They were built on standard articulated truck trailers; after the tractor units were uncoupled, a pipe or cable was run back to power the deployment. We suspect the mechanism was electrical but could have been hydraulic; probably not pneumatic as air motors are distinctively noisy.
||Thanks both. Provisionally [mfd], but ill let it
remain for a moment (if you dont mind) while I
find a source.