|국가/구분||United States(US) Patent 등록|
|국제특허분류(IPC7판)||A47J-031/44 A47J-031/30 A47J-031/06 A47J-031/40 A47J-031/36|
|미국특허분류(USC)||099/289R; 099/302P; 099/295; 099/287|
|§371/§102 date||20100422 (20100422)|
|발명자 / 주소|
|출원인 / 주소|
|대리인 / 주소||
|인용정보||피인용 횟수 : 1 인용 특허 : 5|
The invention relates to a brewing device (1) for a coffee machine, including a brewing cylinder (6) having a cylindrical bore and pistons, such that the brewing cylinder (6) can be closed off to form a brewing chamber. The brewing cylinder (6) and the pistons are held in a frame, and can be displaced relative to each other and driven by a spindle (9). A threaded part (7a) acts together with the spindle, and is disposed on a carrier (7) attached to the brewing cylinder (6). A ground coffee feed device is provided for filling the brewing chamber with grou...
1. A brewing device for a coffee machine, comprising a single brewing cylinder with a cylindrical bore and an upper piston and a lower piston by means of which the brewing cylinder is able to be closed off to form a brewing chamber, the brewing cylinder and the pistons being held in a frame in a way displaceable along a common first axis relative to each other and being able to be driven via a drive device, which drive device comprises a spindle with a spindle axis lying parallel to and at a predetermined distance from said common first axis, provided wi...