Patent ID: 8549678
Filing Date: 2013-10-08
Classification: A47K,E03C

Abstract:
1. A drain system for use with a walk-in bathtub, comprising: (a) a motorized pump adapted to pump fluid out of an opening in a side of a foot well of a walk-in bathtub; (b) a primary drain pipe for removing fluid from a walk-in bathtub; (c) a first drain line for providing fluid outflow from a drain opening in a bottom of a walk-in bathtub to the primary drain pipe; (d) a second drain line for providing fluid outflow from the motorized pump to the primary drain pipe, wherein the second drain pipe has a bend which sits higher than an overflow opening in a walk-in bathtub having the drain system; and (e) a low water sensor coupled to the second drain line and motorized pump, wherein the low water sensor is able to deactivate the motorized pump when a fluid level in a walk-in bathtub having the drain system is equal to or lower than a drain opening in a side of a foot well in a walk-in bathtub.