Whirlpool bathtub and purging system
AssigneeKohler Co.
InventorsJeff Tempas, Ravikanth Manchiraju, Santosh R. Narasimhan, Fred Ogreenc
Life of this patent
Estimating the term…
Abstract
A method of purging a whirlpool bathtub includes providing a pump having an off condition and an on condition, the pump configured to circulate water to a basin through a water feed line. The method further includes providing a blower having an off condition and an on condition, the blower configured to provide air to the basin through an air feed line. The method further includes turning the blower to the on condition and the pump to the off condition, and introducing at least a portion of the air from the blower into the water feed line.
Claims18
A method of purging a whirlpool bathtub, comprising:
- providing a pump having an off condition and an on condition, the pump configured to circulate water to a basin through a water feed line;
- providing a blower having an off condition and an on condition, the blower configured to provide air to the basin through an air feed line;
- turning the blower to the on condition and the pump to the off condition;
- and
- introducing at least a portion of the air from the blower into the pump and the water feed line.
A method of purging a whirlpool bathtub, comprising:
- providing a pump having an off condition and an on condition, the pump configured to circulate water to a basin through a water feed line;
- providing a blower having an off condition and an on condition, the blower configured to provide air to the basin through an air feed line;
- providing a check valve between the air feed line and the water feed line;
- turning the blower to the on condition and the pump to the off condition, such that pressure in the water feed line is less than pressure in the air feed line;
- opening the check valve;
- introducing air from the blower, through the check valve, and into the water feed line;
- and
- introducing air from the water feed line through a pump outlet into the pump.
Dependencies are inferred from the claim text.