|국가/구분||United States(US) Patent 등록|
|미국특허분류(USC)||99/289R ; 99/287 ; 99/302P ; 426/433|
|발명자 / 주소|
|출원인 / 주소|
|대리인 / 주소||
|인용정보||피인용 횟수 : 5 인용 특허 : 3|
In a coffee extracting apparatus in which coffee essence is extracted from coffee powder (200) in a container (51), an air feeding arrangement (43) is provided for feeding pressed air into the container. After the coffee essence is extracted from coffee powder, coffee grounds (200') are remained in the container. It is assumed that the coffee grounds are adhered to an inner surface of the container. In order to expel the coffee grounds from the container, the air feeding arrangement is controlled so that the pressed air is fed into the container after ex...
[ What is claimed is:] [1.] A coffee extracting apparatus comprising a container for receiving coffee powder therein and extracting coffee essence from said coffee powder in said container, said coffee extracting apparatus further comprising:air feeding means connected to said container for feeding pressed air into said container; andair control means connected to said air feeding means and for actuating said air feeding means after the coffee essence has been extracted from the coffee powder to remove the coffee grounds that were formed during the extra...