Brewed iced tea or non-carbonated drink dispenser
First Claim
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1. A water heating apparatus comprising:
- a tank having a top, a water inlet and a water outlet, said outlet provided at the top of said tank;
a heating unit for heating water in said tank;
a dip tube extending from said outlet into said tank to establish a headspace between the top of said tank and the water level in said tank; and
a pressure check valve communicating with the headspace to maintain the headspace of said tank at no more than a predetermined maximum pressure.
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Abstract
A beverage dispensing apparatus includes a mixing chamber for mixing hot water, a beverage concentrate and cold water, as well as one or more additives. The hot water and cold water are supplied at a predetermined flow rate at a predetermined proportion, regardless of the pressure of the water supply. A water heater supplies the hot water within a specified pressure range and without significant entrapped air.
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Citations
20 Claims
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1. A water heating apparatus comprising:
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a tank having a top, a water inlet and a water outlet, said outlet provided at the top of said tank;
a heating unit for heating water in said tank;
a dip tube extending from said outlet into said tank to establish a headspace between the top of said tank and the water level in said tank; and
a pressure check valve communicating with the headspace to maintain the headspace of said tank at no more than a predetermined maximum pressure. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11)
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12. A method of heating water comprising:
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introducing water into a water heating apparatus comprising a tank having a top, a water inlet, a water outlet, and a dip tube extending from said outlet into said tank to establish a headspace between the top of said tank and the water level in said tank said outlet provided at the top of said tank;
heating the water in the tank with a low watt density heater blanket to a temperature in the range of about 140°
F. to about 200°
F.,releasing gas from the headspace when the headspace of said tank reaches a predetermined pressure. - View Dependent Claims (13)
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14. A water heating apparatus comprising:
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a tank having a top, a water inlet and a water outlet, said outlet provided at the top of said tank;
a heating unit for heating water in said tank;
an inlet valve connected to the water inlet;
an outlet valve connected to the water outlet; and
a controller adapted to open the inlet valve and the outlet valve upon demand for heated water. - View Dependent Claims (15, 16, 17, 18, 19, 20)
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Specification