Patent ID: 11866925
Assignee: SANDSAVE, LLC
Field: Civil engineering (Other fields)
Classification: CPC E  A  B | IPC B  E

Claim 0:
1. An extendable drain configured to move between a retracted position and an extended position, the drain comprising:
a housing comprising a top, a bottom, and a sidewall extending between the top and the bottom of the housing comprising an annular stretchable sleeve, the housing defining an interior volume configured to be at least partially filled by a fluid causing the annular sleeve to stretch axially thereby increasing a distance between the top of the housing and the bottom of the housing; and
a drain member comprising an open top fixed to the top of the housing, an open bottom, and a sidewall extending between the top and the bottom of the drain member through the interior volume of the housing,
wherein at least partially filling the interior volume of the housing moves the drain member axially causing the sleeve to stretch, thereby increasing the distance between the top of the housing and the bottom of the housing.