Patent ID: 6820766
Filing Date: 2004-11-23
Classification: B05C,B65D,Y10S

Abstract:
A dispensing assembly, comprising:a dispensing appliance including a plurality of chambers each having a cylindrical-shaped outlet and a first bayonet coupling; a mixer including a housing with a plurality of inlets corresponding in number to the outlets, each inlet being configured to engage a respective one of said outlets, a mixer element disposed in said housing, and a second bayonet coupling complementary with said first bayonet coupling of said dispensing appliance, said first bayonet coupling being detachable from said second bayonet coupling and together forming a detachable bayonet assembly; a detachable closure member for closing said dispensing appliance when said mixer is detached from the dispensing appliance, said closure member having a plurality of plugs corresponding in number to the outlets for closing each of said outlets; complementary coding elements formed on said dispensing appliance and said mixer to permit said inlets of said mixer to be aligned with and connected to the respective outlets of said dispensing appliance in only one orientation said coding elements comprising outlets of a different configuration relative to each other and said inlets being configured to conform thereto; wherein said closure member includes coding elements configured in the same manner as the mixer to connect with the dispensing appliance in only one orientation; and means for preventing contact between said outlets of said dispensing appliance and either said plugs or said mixer inlets, thereby preventing cross-contamination.