Patent ID: 9149775
Filing Date: 2015-10-06
Classification: A61C,B01F,B05C

Abstract:
1. A mixer for mixing at least two flowable components, the mixer comprising: a mixer housing having an outlet opening; at least one mixing element arranged in the mixer housing; and at least two inlet passages in the mixer through which the at least two flowable components are introduced separately from one another into a region of the mixer element, each inlet passage configured as a cylindrical tube that sealingly cooperates with one respective outlet passage of a storage container or a chamber; wherein at least one of the at least two inlet passages is a cylindrical tube with a first end formed integrally with the mixer housing and a second end that cooperates with the outlet passage as a piercing element for opening a flow connection between the one of the storage container or the chamber and the inlet passage, the piercing element further comprising at least two inflow areas for one of the at least two flowable components, wherein the at least two inflow areas are inclined relative to one another, wherein the at least one chamber comprises an element selected from the group consisting of: a tubular bag, a cartridge, a closure membrane, and a closure film, and wherein the piercing element is configured to pierce the element to open the flow connection, and wherein the piercing element comprises two diametrically opposed tips on a wall of the inlet passage, each of the diametrically opposed tips comprising a column having a conical end.