Patent ID: 7658571

Claim:
A wave forming apparatus, comprising: a channel having an inlet end, a base, and opposite first and second side walls; a water supply at the inlet end of the channel for supplying a flowing stream of water to the channel; at least one raised foil member having a predetermined maximum height in the base of the channel, the foil member having a leading face extending towards the first side wall of the channel at an oblique angle to the flowing stream of the water, the leading face having a leading end and a trailing end in a flow direction, and a venturi face extending from the trailing end of the leading face, a leading portion of the venturi face facing the first side wall to define a venturi pass between the first side wall and the leading portion of the venturi face wherein a width of the venturi pass is approximately equal to the foil height, and a trailing portion of the venturi face extending away from the first side wall; and the leading face, the venturi face, and the venturi pass together being adapted to form a standing barreling wave at the venturi pass.