发明授权
US4948018A Nozzles 失效
喷嘴

Nozzles
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 with an outlet aperture sealed by a rupturable seal and a bore formed therein, the width or diameter of the outlet aperture, D, and the length of the bore of the nozzle, L, being related by the equation:L.gtoreq.D/2
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