# US 11,299,403 B2 · Water vapor distillation apparatus, method and system

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- Number: US 11,299,403 B2
- Document ID: US11299403B2
- Status: Granted
- Kind: B2
- Application number: 16/908,668
- Filed: 2020-06-22
- Published: 2021-05-13
- Granted: 2022-04-12
- Earliest claimed: 2014-09-17
- Assignees: DEKA Products Limited Partnership
- Applicants: DEKA Products Limited Partnership
- Inventors: Ryan K. LaRocque; Dean Kamen
- Web page: https://patentgrep.com/patent/US11299403B2

## CPC

- C02F 1/006: {Water distributors either inside a treatment tank or directing the water to several treatment tanks; Water treatment plants incorporating these distributors, with or without chemical or biological tanks (for settling tanks B01D21/24)}
- B01D 3/008: {Liquid distribution}
- B01D 3/42: Regulation; Control
- C02F 1/008: {Control or steering systems not provided for elsewhere in subclass C02F}
- C02F 1/04: by distillation or evaporation
- C02F 1/041: {by means of vapour compression}
- C02F 1/043: {Details}
- C02F 1/18: Transportable devices to obtain potable water
- C02F 2209/42: Liquid level
- C02F 2307/12: as part of household appliances such as dishwashers, laundry washing machines or vacuum cleaners
- Y02A 20/00: Water conservation; Efficient water supply; Efficient water use
- C02F: TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE (separation in general B01D; special arrangements on waterborne vessels of installations for treating water, waste water or sewage, e.g. for producing fresh water, B63J; adding materials to water to prevent corrosion C23F; treating radioactively-contaminated liquids G21F9/04; regeneration of reactants for recirculation into processes, see the relevant places for the processes)
- B01D: SEPARATION (separating solids from solids by wet methods B03B, B03D; by pneumatic jigs or tables B03B; by other dry methods B07; magnetic or electrostatic separation of solid materials from solid materials or fluids, separation by high-voltage electric fields B03C; centrifuges, vortex apparatus B04; presses per se for squeezing-out liquid from liquid-containing material B30B9/02; treatment of water C02F, e.g. softening by ion-exchange C02F1/42; {arrangements of air intake cleaners in gas turbine plants F02C7/05} ; arrangements or mounting of filters in air-conditioning, air-humidification or ventilation F24F13/28)
- Y02A: TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE

## Abstract

A system for water dispensing. The system includes a housing comprising a first and second portion; a water vapor distillation apparatus housed in the first portion of the housing, the water vapor distillation apparatus producing a distilled water product; at least one storage tank housed in the second portion of the housing and fluidly connected to the water vapor distillation apparatus; at least one pump housed in the second portion of the housing and fluidly connected to the at least one storage tank; and at least one appliance located outside of the housing and fluidly connected to the at least one pump, wherein the distilled water product is stored in the at least one storage tank and the pump pumps water from the at least one storage tank to the at least one appliance.

## Claims

### Claim 1

A system for water dispensing comprising:
a housing comprising a first and second portion;
a hot beverage dispenser located separate from the housing;
a water vapor distillation apparatus housed in the first portion, the water vapor distillation apparatus comprising an evaporator/condenser and a liquid heat exchanger, the evaporator/condenser producing a hot distilled water product, wherein a first amount of the hot distilled water product is directed to the hot beverage dispenser and a second amount is directed to the liquid heat exchanger;
a storage tank fluidly connected to the hot beverage dispenser and the water vapor distillation apparatus; and
a processor
wherein the processor is preprogrammed to direct the first amount of hot distilled water product to the storage tank at a preprogrammed time.

### Claim 2 (depends on 1)

The system of claim 1, further comprising a pump fluidly connected to the storage tank and the hot beverage dispenser, wherein the hot distilled water product is stored in the storage tank and the pump pumps water from the storage tank to the hot beverage dispenser.

### Claim 3 (depends on 1)

The system of claim 1, wherein the second amount of the hot distilled water product that is not directed to the storage tank, flows through the liquid heat exchanger and exits as a distilled water product.

### Claim 4

A system for water dispensing comprising:
a housing comprising a first and second portion;
a hot beverage dispenser located outside from the housing;
a water vapor distillation apparatus housed in the first portion, the water vapor distillation apparatus comprising an evaporator/condenser and a liquid heat exchanger, the evaporator/condenser producing a hot distilled water product, wherein the hot distilled water product either enters the liquid heat exchanger and exits as distilled water product or is diverted to the hot beverage dispenser;
a storage tank housed in the second portion and fluidly connected to the liquid water vapor distillation apparatus, the storage tank stores distilled water product;
a pump moves water from the storage tank to a water appliance; and
a processor that is preprogrammed to direct hot distilled water product to the hot beverage dispenser at a preprogramed time.

### Claim 5 (depends on 4)

The system of claim 4, further comprising a chiller housed in the second portion.

### Claim 6 (depends on 4)

The system of claim 4, further comprising a sensor in the storage tank.

### Claim 7 (depends on 6)

The system of claim 6, wherein the sensor comprises a volume full sensor.

### Claim 8 (depends on 6)

The system of claim 6, wherein the sensor comprises an empty tank sensor.

### Claim 9 (depends on 6)

The system of claim 6, wherein the sensor comprises a volume full sensor and an empty tank sensor, wherein the volume full sensor and the empty tank sensor are switches with hysteresis.

### Claim 10 (depends on 9)

The system of claim 9, wherein when the volume full sensor and empty tank sensor indicate the storage tank is below a threshold, the volume full sensor or empty tank sensor turns the water vapor distillation apparatus on.

### Claim 11 (depends on 9)

The system of claim 9, wherein when the volume full sensor and empty tank sensor indicate the storage tank is above a threshold, the volume full sensor or empty tank sensor turns the water vapor distillation apparatus off.

### Claim 12 (depends on 4)

The system of claim 4, wherein an accumulator is fluidly connected to the storage tank and to the water appliance, the pump moves water from the storage tank to the accumulator and then into a chiller.
