|국가/구분||United States(US) Patent 등록|
|미국특허분류(USC)||99/280 ; 99/281|
|발명자 / 주소|
|출원인 / 주소|
|인용정보||피인용 횟수 : 20 인용 특허 : 0|
An espresso apparatus having a brew head which is in liquid communication with a heat exchanger that is positioned within a boiler and a secondary heater for supplng additional heat to the water in the boiler, the second heater being turned off when the pump supplying water to the heat exchanger is on. The brew head has a thermostat component and an electric heating element positioned about the brew head infusion chamber. The thermostat component is independent of the heater coil in the boiler, set at a predetermined temperature level, and is responsive ...
An espresso machine including a boiler connected to a water source for containing water, a first heating element within said boiler for heating the water to form steam in a steam zone above said water, a heat exchanger positioned within said steam zone of said boiler, a pump connected to the water source for supplying water under pressure to said heat exchanger, a brew head for receiving water from said heat exchanger, and means for heating said brew head while receiving water from said heat exchanger including a heating element mounted within said brew ...