Patent ID: 9353955
Filing Date: 2016-05-31
CPC Classification: E03B,F16L,F24D,F24H,G05D,Y02B,Y10T

Claim Text:
1. A water flow management device, comprising: inner and outer nested elastomeric bladders defining a tortuous fluid pathway passing into the inner bladder, through at least one flow cavity between the inner and outer bladders that is at an upper end of the outer bladder, and from the outer bladder out of the water flow management device through at least one flow tube slot at a lower end of the outer bladder that is opposite the upper end, wherein fluid flowing in the tortuous fluid pathway does not pass from the inner bladder to the at least one flow tube slot and out of the water flow management device without passing through the outer bladder in between the inner bladder and the at least one flow tube slot.