Patent ID: 8239974
Filing Date: 2012-08-14
Classification: E03F,Y02A,Y10T

Abstract:
1. A liquid discharge drain comprising: a one piece base unit including (a) an elongated trough having a trough length at least seven times a trough width, the trough including a bottom side and a discharge opening located generally proximate a longitudinal middle of the trough, the bottom side including a left portion sloping downwardly towards the discharge opening and a right portion sloping downwardly towards the discharge opening and (b) a flange extending around the perimeter of the trough; an elongated grate having a top surface; front and back longitudinally-extending sidewall assemblies, each sidewall assembly including (i) a longitudinally-extending lower rail being L-shaped with horizontal and vertical legs, the horizontal leg adapted to couple with the flange, and (ii) a longitudinally extending upper rail wherein the longitudinally-extending upper rail is vertically adjustable relative to the vertical leg of the longitudinally-extending lower rail; and a means for selectively adjusting spacing between the grate top surface and the trough to one of at least a plurality of different spacings.