|국가/구분||United States(US) Patent 등록|
|미국특허분류(USC)||241/152A ; 99/286 ; 241/2612|
|발명자 / 주소|
|출원인 / 주소|
|인용정보||피인용 횟수 : 10 인용 특허 : 0|
A grinder for coffee beans, comprising a hopper, two grinding burrs arranged for relative rotation about a vertical axis, and a chamber defined by walls including an outer wall and a lower plate, which has two outlets. At each outlet, a flexible blade mounted to such outlet closes such outlet until coffee grounds in the chamber are pressed downwardly with sufficient force to flex the blade. A rotor arranged to sweep in the chamber has portions having inclined faces whereby grounds being swept tend to be downwardly pressed. Each outlet is configured to di...
A grinder for grinding coffee beans into smaller grounds, the grinder comprising: (a) a hopper adapted to hold a supply of coffee beans, the hopper having an outlet for such beans; (b) a pair of grinding burrs mounted beneath the outlet of the hopper, in axially spaced relation to each other, for relative rotation of said burrs about a vertical axis, said burrs being arranged to grind beans received from the outlet of the hopper into smaller grounds and to expel such grounds radially and horizontally between said burrs; (c) means defining a chamber, whic...