Apparatus for preparing a coffee extract with a fine-bubble froth layer using a liquid flow decelerating barrier
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United States of America Patent
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Oct 5, 2004
Grant Date -
May 20, 2004
app pub date -
Jun 25, 2003
filing date -
Sep 5, 2000
priority date (Note) -
In Force
status (Latency Note)
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Abstract
The invention relates to an apparatus for preparing a coffee extract with a fine-bubble froth layer, provided with at least one inlet (2) to which coffee extract is supplied, at least one outlet (4.1; 4.2) for dispensing the coffee extract with the fine-bubble froth layer and at least one liquid flow path (6) extending from the at least one inlet to the at least one outlet (2) and along which, in use, the coffee extract flows from the at least one inlet to the at least one outlet (4.1; 4.2), while in the at least one liquid flow path a buffer reservoir is included with an upright sidewall and a bottom, the at least one inlet being provided with at least one spout opening for generating at least one coffee extract is supplied to the at least one inlet. According to the invention, in the buffer reservoir, a liquid flow decelerating barrier located at a distance from the upright sidewalls is included.
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