Hydraulic and earth engineering – Drainage or irrigation – Porous or apertured pipe – flume – or tileway
Reexamination Certificate
2008-01-23
2009-12-08
Lagman, Frederick L (Department: 3672)
Hydraulic and earth engineering
Drainage or irrigation
Porous or apertured pipe, flume, or tileway
C405S046000
Reexamination Certificate
active
07628566
ABSTRACT:
A water collection and storage assembly for dispersion of water comprises a half pipe assembly comprising at least one half pipe having an inlet, an outlet, a top, a bottom, a corrugated exterior comprising alternating ribs and valleys, and at least one side port positioned above the bottom of the half pipe, and a sleeve positioned in an installed position within the half pipe and defining a smooth interior, wherein the sleeve extends from the bottom of the half pipe to a height less than the at least one side port. The half pipe assembly can define a chamber and the sleeve has a dimple which extends into the chamber. The sleeve can have an opening which allows projections of the port hole to extend through the opening and into the chamber.
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Lagman Frederick L
Miller, Canfield Paddock and Stone PLC
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