The Boeing Company
DRAIN VALVE ASSEMBLY FOR A BASIN

Abstract:

Drain valve assembly for a basin includes a drain having a sidewall, which defines a first opening in fluid communication with the basin and with a first portion of the drain. Sidewall includes wall formation positioned within the drain which extends across the first opening separating the first portion of the drain from a second portion of the drain. First portion of the wall formation extends in a first direction away from the basin and defines an outlet opening which extends through the first portion. Plug member is aligned with the outlet opening and movable from a first position with the plug member abutting the first portion and closing the outlet opening and to a second position wherein the plug member is positioned spaced apart from first portion placing the outlet opening in an open position providing fluid communication between the first portion and the second portion of the drain.