Patent ID: 6315672
Filing Date: 2001-11-13
Classification: A63G,B64D

Abstract:
Apparatus for the production of a levitation wind comprising a flight chamber comprising a chimney having a predetermined diameter, said flight chamber having a substantially vertical axis and defining a levitation area including a lower end defining an air inlet and an upper end defining an air outlet, a blower unit including a plurality of blowers connected in parallel so as to provide their combined flows to said air inlet of said flight chamber, each of said plurality of blowers being disposed outside of said levitation area, said blower unit having a predetermined height and a delivery axis substantially perpendicular to said substantially vertical axis of said flight chamber, and an air coupling unit interposed between said air inlet of said flight chamber and said blower unit, said air coupling unit including a substantially 90.degree. bend between said blower unit and said air inlet of said flight chamber, said air inlet of said flight chamber being disposed at the level of a floor disposed a predetermined distance above the ground and surrounding said flight chamber whereby said air coupling unit can be at least partially disposed below said floor, said predetermined height of said floor being at least as great as said predetermined height of said blower unit and being in the range of 0.5 to 1.5 times said predetermined diameter of said chimney, each of said plurality of blowers including a delivery outlet for connection to said air coupling unit.