Patent ID: 9347582
Filing Date: 2016-05-24
CPC Classification: E03F,G05D

Claim Text:
1. A flow control system for a body of water, the flow control system comprising: a floating portion, the floating portion covered by a shroud, the floating portion having a buoyant member, the floating portion having an inlet portion within the shroud, the inlet portion suspended distal from the floating portion forming a gap between the inlet portion and the floating portion; a stationary portion, the stationary portion interfaced to a containment surface of the body of water and the stationary portion in fluid communication with a drainage system; an extendable member, the extendable member interfaced to the inlet portion, and the extendable member fluidly interfacing an orifice of the inlet portion to the stationary portion, and therefore to the drainage system; whereas when in use, fluid from below a containment surface of the body of water flows through the gap and into the orifice and flows through the extendable member and out through the drainage system; whereas a flow rate of the fluid through the orifice is constant through a range of depths of the body of water; and wherein the flow rate is field adjustable by cutting the inlet portion along a selected calibrated cut line of a plurality of calibrated cut lines.