|국가/구분||United States(US) Patent 등록|
|미국특허분류(USC)||099/302R; 099/300; 099/283|
|§371/§102 date||20101029 (20101029)|
|발명자 / 주소|
|출원인 / 주소|
|대리인 / 주소||
|인용정보||피인용 횟수 : 0 인용 특허 : 4|
An espresso coffee machine comprises a boiler and a pump for feeding hot water under pressure to one or more brew groups (1), each of which comprises a receptacle (24) for infusing a predetermined dose of ground coffee, a hot water feed pipe (38) and an outlet pipe (40). Manual operating means (30, 50) are provided at the inlet of each brew group for selectively putting the coffee powder receptacle (24) in communication with the water feed pipe (38), with the outlet pipe 40 or with both the pipes in order to preinfuse the coffee powder.
1. An espresso coffee machine comprising a brew group having a boiler and a pump for feeding a flow of hot water under pressure to the brew group, wherein the brew group comprises: a receptacle for infusing a predetermined dose of ground coffee, a hot water feed pipe and an outlet pipe; wherein the espresso coffee machine further comprises a manual operating element for diverting and dividing the flow of hot water from the boiler at the inlet of the brew group for selectively putting the infusion receptacle in communication with one of (1) the water feed...