Coffee machine with integrated steam delivery device
AssigneeNestec S.A.
InventorsAlfred Yoakim, Mischa Stieger
Life of this patent
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Abstract
A coffee machine of the “espresso” type that includes a water tank, a pump, a heater unit and passages for feeding hot water and steam to a percolation nozzle. The machine includes an integrated steam delivery device having a steam inlet connected to a steam feed passage and a steam outlet. The steam delivery passages include a cylindrical body equipped with an aperture connected to the steam inlet and a cylindrical piece which can move within the body to open or close the steam circuit depending on its position in the body. A control member actuated by a control or trigger finger enables the steam outlet to be brought into contact with the aperture in the closure of a receptacle.
Claims21
A coffee machine comprising a water tank, a pump, a heater unit, passages for feeding hot water and steam to a percolation nozzle, a receptacle containing a liquid to be heated or emulsified, a closure covering the receptacle and including an aperture, and an integrated steam delivery device comprising a steam inlet connected to a steam feeding passage, a steam outlet, and an outlet mechanism configured for moving the steam outlet into contact with the closure aperture.
A receptacle for emulsifying a liquid, comprising a leaktight closure having an aperture connected to a steam tube that extends into the receptacle, the aperture of the receptacle being intended to be connected to the steam outlet of a coffee machine.
Dependencies are inferred from the claim text.