Grey water rinse toilet
AssigneeKohler Co.
InventorWilliam Kuru
Life of this patent
Estimating the term…
Abstract
Provided is a grey water rinse toilet including a first reservoir configured to store a first water supply, a second reservoir configured to store a second water supply, a bowl having a first inlet fluidly connected the first reservoir and a second inlet fluidly connected to the second reservoir, a first valve disposed in the first inlet and configured to control a flow of the first water supply from the first reservoir to the bowl, and a second valve disposed in the second inlet and configured to control a flow of the second water supply from the second reservoir to the bowl. The flow of the first water supply may be configured to rinse an inner surface of the bowl.
Claims19
A grey water rinse toilet, the toilet comprising:
- a first reservoir configured to store a first water supply comprises grey water;
- a second reservoir configured to store a second water supply comprises fresh water;
- a bowl having a first inlet fluidly connected to the first reservoir and a second inlet fluidly connected to the second reservoir;
- a trapway connecting the bowl to a drain or soil pipe;
- a first valve configured to control a flow of the first water supply from the first reservoir to the bowl, the flow of the first water supply being configured to rinse an inner surface of the bowl;
- and
- a second valve configured to control a flow of the second water supply from the second reservoir to the bowl.
A method of flushing a toilet using grey water, the method comprising:
- opening a first valve disposed between a first reservoir configured to store grey water and a bowl of the toilet;
- providing a flow of grey water to the bowl, the grey water rinsing an inner surface of the bowl;
- conveying waste through a trapway connecting an outlet of the bowl to a drain or soil pipe;
- opening a second valve disposed between a second reservoir configured to store freshwater and the bowl;
- and
- providing a flow of fresh water to the bowl of the toilet.
A method of flushing a toilet using grey water, the method comprising:
- sending, by a controller, a first control signal to a first valve disposed between a first reservoir storing grey water and a bowl of the toilet, the first control signal configured to open the first valve for a predetermined period of time, wherein a flow of grey water is provided to the bowl while the first valve is open, the flow of grey water being configured to rinse an inner surface of the bowl;
- conveying waste through a trapway connecting an outlet of the bowl to a drain or soil pipe;
- and
- sending, by the controller, a second control signal to a second valve disposed between a second reservoir storing fresh water and the bowl, the second control signal configured to open the second valve for a predetermined period of time, wherein a flow of fresh water is provided to the bowl while the second valve is open.
Dependencies are inferred from the claim text.