Patent ID: 7552673
Filing Date: 2009-06-30
Classification: A47J,A61J,B65D,Y02A

Abstract:
1. A portable beverage preparation device comprising: a portable drink container provided with a potable base liquid and at least one sealed compartment containing a beverage preparation kept isolated from said potable base liquid by a seal comprising at least two welded rings sufficiently spaced apart to prevent said potable base liquid from penetrating said sealed compartment; and a heating/cooling unit controlled by a controller, said heating/cooling unit comprising: wherein said potable base liquid is made to flow on the same surface of said heating/cooling element for either of heating and cooling when operating said heating/cooling element on the Peltier principle, and such that when said heating/cooling unit is removably attached to said portable drink container and operated, said potable base liquid is drawn into said heating/cooling unit by said at least one pump unit and heated/cooled to a predetermined temperature by said heating/cooling element and returned under pressure back into said portable drink container through penetration of said seal, to mix with said beverage preparation within said sealed compartment, thereby dispensing said mixed brew directly into said portable drink container to provide a ready to drink brew.