Patent ID: 8528468

Claim:
A device for preparing foam from a milk-based alimentary liquid for preparing a drink, the device comprising: a container for receiving the alimentary liquid, a frame including a support for the container, the support being associated with a heater for heating the alimentary liquid contained in the container when the container is disposed on the support, a stirrer extending at least partially into the container, drive means for driving the stirrer, and control means arranged for controlling the heater and the drive means, the control means arranged for heating a quantity of liquid to bring the quantity of liquid in proximity to a desired temperature level while stirring the quantity of liquid at a first speed during a first phase and for stirring the quantity of liquid at a second speed during a second phase, the control means comprising selection means for adapting the amount of heating energy supplied during the first phase as a function of the quantity of liquid, the frame being connected to a mobile cover extending above the container, wherein the drive means is disposed in the cover and the cover is mobile between a first position in which the drive means is coupled to the stirrer and a second position in which the drive means is uncoupled from the stirrer.