Back to results
US 9,788,686 B2Granted
Electrically operated drink maker, in particular electrically operated coffee machine, with steam lance for frothing up milk
AssigneeWMF Group GmbH
InventorAlexander Schlee
Life of this patent
Estimating the term…
Abstract
Electrically operated coffee machine, in particular espresso machine or fully automatic coffee machine, having a steam output device that can include a steam lance wherein the steam lance can include a milk inflow which is configured to supply milk into a steam output channel of the steam lance.
Claims10
An electrically operated drink maker said drink maker comprising:
- a housing;
- a milk storage container configured to be external to the housing;
- an external vessel configured separately from the milk storage container,
- a steam output device, wherein the steam output device includes:
- a steam lance situated outside the housing of the drink maker and configured to be immersed into the external vessel, and
- a milk inflow configured to supply milk into a steam output channel of the steam lance;
- a control unit including a memory module configured to actuate one or more components of the drink maker such that, firstly over a first predetermined milk supply period of time (Δtm), milk from the milk storage container is introduced into the external vessel via the milk inflow, the opening, and the steam output channel, before subsequently over a second predetermined frothing-up and heating period of time (Δtae), the milk now situated in the external vessel is heated or frothed up by supply of steam or of a steam-air mixture via the steam output channel of the steam lance into the external vessel;
- wherein the memory module is configured to store a plurality of periods of time, including the first predetermined milk supply period of time and the second predetermined frothing-up and heating period of time;
- and
- wherein the control unit is configured to allow a user to select one of the plurality of periods of time such that one or more components of the drink maker are actuated.
7 more elements
Dependencies are inferred from the claim text.