Brewing device for coffee and method for producing a coffee beverage with a brewing device
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United States of America Patent
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Mar 19, 2013
Grant Date -
Apr 1, 2010
app pub date -
Sep 24, 2009
filing date -
Sep 26, 2008
priority date (Note) -
Expired
status (Latency Note)
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Abstract
The brewing device for coffee comprises a brewing unit for the brewing of coffee, a crema valve and a coffee outlet. The brewing unit, the crema valve and the coffee outlet are connected with one another so that in the brewing unit brewed coffee can be directed through the crema valve to the coffee outlet and the crema valve is designed so that the brewed coffee can be swirled through in a crema chamber of the crema valve and a crema is created. The brewing device comprises an injection device for injecting a gas into the crema chamber and a dosing device for dosing the quantity of the gas injected into the crema chamber. With each injection of the gas, a preset quantity of the gas is injected, the preset quantity of the gas being a parameter that can be changed.
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