| 摘要 |
A sealed beverage package containing one or more beverage preparation ingredients and being formed from substantially air- and water-impermeable materials has an outlet nozzle (1,21) with an outlet aperture sealed by a rupturable seal (8,30) and a bore (7,26) formed therein, the width or diameter of the outlet aperture (3,23), D, and the length of the bore (6,27) of the nozzle (1,21), L, being related by the equation: L >/= D/2 |
