|국가/구분||United States(US) Patent 등록|
|국제특허분류(IPC7판)||A47J-031/06 A47J-031/46 A47J-031/36 A47J-031/44|
|우선권정보||FR-11 53351 (2011-04-18)|
|§371/§102 date||20140401 (20140401)|
|발명자 / 주소|
|출원인 / 주소|
|대리인 / 주소||
|인용정보||피인용 횟수 : 1 인용 특허 : 5|
The invention relates to an injection unit (1) for an espresso coffee machine including a stationary mechanical upper block (2) having a central projection (4) which forms a hot-water dispenser (7) and to which a removable portion, referred to as the group head (8), is attached, the inner surface of the group head having a cavity (22) in which the portafilter (9) is mounted, said portafilter comprising an operating handle (10) and a recess for holding a basket (11) containing the coffee grounds for preparing espresso coffee, characterized in that the gro...
1. An injection unit for a coffee machine of the espresso type, comprising: a fixed upper mechanical unit having a central projection forming a hot water distributor and to which is fixed a removable part known as a group head,an interior surface of the group head has a cavity below which there is a portafilter having an operating handle;a housing for accommodating a filter basket containing coffee grounds for the preparation of coffee of the espresso type;the portafilter mounted on the group head by collaboration of lugs in grooves during a pivoting mov...