|국가/구분||United States(US) Patent 등록|
|미국특허분류(USC)||99/295 ; 99/306 ; 426/77 ; 426/82|
|발명자 / 주소|
|출원인 / 주소|
|인용정보||피인용 횟수 : 25 인용 특허 : 0|
A coffee filter for a single percolation having an extraction chamber including a support for supporting a pressed coffee tablet, and locating an underlying filter, a predetermined distance range from the bottom of the coffee tablet.
An apparatus for making coffee by oncethrough percolation of preheated water, comprising a reservoir for receiving the water, an extraction chamber for ground coffee separated from said reservoir by a wall which is perforated in such a way that when the apparatus is used the water flows or trickles from said reservoir to said chamber through gravity, a coffee tablet disposed in said chamber, and furthermore the extraction chamber comprises a support for a filter, said support leaving the greater part of the filter surface clear, and wherein the extractio...