Patent ID: 6253808
Filing Date: 2001-07-03
Classification: B67B,D06F

Abstract:
A device for metering a pasty product and mixing the same with a solvent, comprises:a replaceable storage container for containing a supply of said pasty product, said storage container including on a bottom surface an outlet nozzle having an annular outer region;a dimensionally stable vessel for receiving and holding said storage container, said vessel including a bottom opening for receiving said outlet nozzle which projects therethrough;a metering arrangement located below said bottom opening of said vessel;said metering arrangement including a product inlet for receiving a portion of said outlet nozzle, said metering arrangement being operable for applying negative pressure for drawing said pasty product from said storage container;said outlet nozzle of said storage container including an inner annular wall region, and an outer annular wall region spaced apart from said inner annular wall region, thereby forming a clearance region therebetween, said inner annular wall forming a pathway for passage of said pasty product;a tubular nozzle holder configured for retention in said product inlet of said metering arrangement, said tubular nozzle holder including in a lower portion an interior cutting element, said tubular nozzle holder being further configured for receiving said outlet nozzle and piercing via said cutting device a free end of said outlet nozzle, a portion of the inner annular wall region being retained in an interior portion of said tubular nozzle holder, and an interior portion of said outer annular wall region surrounding an upper exterior portion of said tubular nozzle holder.