|국가/구분||United States(US) Patent 등록|
|미국특허분류(USC)||992/81 ; 909/292 ; 909/303 ; 426/433|
|발명자 / 주소|
|출원인 / 주소|
|대리인 / 주소||
|인용정보||피인용 횟수 : 38 인용 특허 : 0|
A device for preparing beverages of the type having a closed compartment (c2), an open compartment (c1), an ascension pipe (23) connecting the compartments, and a filtering device (f1) between the ascension pipe (23) and the open compartment (c1), has some disadvantages in that an external heating source is needed, thereby increasing the risk of fire and burning the operating persons. Further, the infusion time is either fixed, being decided by the distance between the lower orifice of the ascending pipe and the bottom of the closed compartment or left t...
[ What is claimed is:] [1.] A device for preparing beverages of the type having a closed compartment, an open compartment, an ascension pipe connecting the compartments and having a lower orifice, and a filtering device between the ascension pipe and the open compartment,whereby said closed compartment includes a bottom, said bottom comprises:a large area having a bottom portion which defines a first level, anda small area smaller than said large area and having a bottom portion which defines a second level, said small area being around the lower orifice...