|국가/구분||United States(US) Patent 등록|
|미국특허분류(USC)||099/295; 099/289.0R; 099/302.0R; 099/305|
|우선권정보||DE-10 2004 002 004(2004-01-14)|
|발명자 / 주소|
|출원인 / 주소|
|인용정보||피인용 횟수 : 57 인용 특허 : 11|
The coffee maker for brewing powder coffee contained in a cartridge comprises a brewing chamber adapted to receive the cartridge, at least one punching member for punching the cartridge and a pump for feeding brewing water into the brewing chamber. In order to avoid that the prepared coffee shows froth at its surface, the coffee maker comprises means for restricting the amount of water fed by the pump into the brewing chamber per unit of time. This means ensures that the brewing water flows through the cartridge essentially unpressurized.
What is claimed is: 1. Coffee maker for brewing coffee powder contained in a cartridge, comprising: a single brewing chamber adapted to receive said coffee powder cartridge; at least one means for punching said coffee powder cartridge; a pump for feeding hot brewing water through a single brewing water conduit into said brewing chamber, wherein said pump is operated with alternating current; means for restricting the amount of brewing water fed into said brewing chamber per unit of time to such an extent that the brewing water flows through said powder ...