| 摘要 |
In a system for preparing a beverage including a capsule (1) comprising a flange-like rim (4) and a sealing protrusion (5) spaced from the lateral wall (2) the capsule and extending outwardly of said flange rim, and a brewing device (20) comprising a receptacle (21) movable with respect to a receiving plate (22) to provide a closed chamber for housing at least part of the capsule, the protrusion of the capsule has at least one side (7), preferably the internal side, that is inclined by an angle α within the range of 80 to 40 degrees with respect to the plane of said flange rim (4) to have the protrusion (5) contacting the external portion (10a) of the edge (10) of said receptacle (21) at least at one location selected from the top (8) and the side of the protrusion. |
