DEVICE AND METHOD FOR LIQUID MIXTURE PREPARATION Russian patent published in 2014 - IPC A47J31/40 

FIELD: personal usage articles.

SUBSTANCE: invention relates to an automatic mixing device and to methods for mixing liquid with a mixture of ingredients in a sanitary an d hygienic way. Disclosed are a mixing device, a piercing mechanism and a cartridge. The mixing device has a body and a protractible appliance with an indentation. The corresponding cartridges can be inserted in the protractible appliance and smoothly moved into the body to facilitate mixing of the liquid with the cartridge contents. The liquid may be supplied from the mixing device reservoir or from a direct pipeline. Additionally, there is a piercing mechanism located inside the mixing device body. The piercing mechanism has a nozzle designed so that to enable the cartridge cover piercing and injection of the liquid for mixing with the cartridge contents. Additionally, the piercing mechanism is designed so that to enable actuation of the inner piercing unit inside the cartridge through the cartridge bottom part thus ensuring dosaging of the liquid from the nozzle and of the cartridge contents into the vessel.

EFFECT: invention ensures automatic mixing in a sanitary-and-hygienic way.

26 cl, 24 dwg