|국가/구분||United States(US) Patent 등록|
|국제특허분류(IPC7판)||B01D-027/00 B01D-029/085 B65B-029/02|
|미국특허분류(USC)||210/474 ; 210/233 ; 210/497.01 ; 210/497.3 ; 99/295 ; 99/302R ; 99/317 ; 426/077 ; 426/433 ; 426/435|
|발명자 / 주소|
|출원인 / 주소|
|대리인 / 주소||
|인용정보||피인용 횟수 : 238 인용 특허 : 0|
A beverage filter cartridge includes an impermeable yieldably pierceable base having a predetermined shape and an access opening at one end. A self-supporting wettable filter element is disposed in the base and is permanently sealed to an interior surface of the base. The filter element subdivides the base into first and second chambers, a first chamber for storing an extract of the beverage to be made, and a second empty chamber for accessing the beverage after the beverage outflow from the filter has been made by combining a liquid with the extract. An...
[ What is claimed is:] [1.] A beverage filter cartridge comprising:an impermeable hollow base, said base having a closed substantially flat circular bottom with a continuous truncated conical side wall extending upwardly therefrom to a radially outwardly protruding lip surrounding a circular access opening;a self-supporting filter element received in said base, said filter element being permanently joined to an interior surface of said side wall at a location adjacent to said access opening and being configured and positioned to subdivide the interior of...