Hydraulic and earth engineering – Drainage or irrigation – Porous or apertured pipe – flume – or tileway
Patent
1998-01-20
1999-08-10
Bagnell, David J.
Hydraulic and earth engineering
Drainage or irrigation
Porous or apertured pipe, flume, or tileway
405 36, 405 45, 521695, 5216914, E02B 1100
Patent
active
059348283
ABSTRACT:
A strap drain material includes a strap having at least a first and a second side and a first and a second end. At least the first side of the material has a plurality of slots arranged in a spaced-apart fashion along a width of the strap and extending along a length of the strap, and a plurality of notches, each of the plurality of notches corresponding to each of the plurality of slots extending from the slots to a surface of the strap. Each notch is sized such that the notch is capable of creating a capillary action and is adapted to draw liquid from outside of the strap and into the slot corresponding to the notch.
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Hsu Yao-Kun
Hu Ming-Chun
Bagnell David J.
Lee Jong-Suk
Tu Yung-An
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