APPARATUS FOR PREPARATION AND DISPENSING OF INFUSIONS, PARTICULARLY COFFEE, IN VARIABLE VALUMETRIC DOSES
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United States of America Patent
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N/A
Issued Date -
Sep 23, 2010
app pub date -
Mar 18, 2010
filing date -
Mar 20, 2009
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
The present invention relates to an apparatus for the preparation and dispensing of doses, in selectable variable volumes, of infusions, particularly of coffee, by means of pressurised water, comprising an infusion chamber provided with a closed end and an opposed open end, a piston with an end axially insertable into said infusion chamber via said open end and removable therefrom, a water feeding element for feeding a predetermined quantity of pressurised water into said chamber and opening into the chamber in the zone comprised between the end of the piston inserted into the chamber and the closed end of the chamber, and a powdered product feeding device for feeding into said infusion chamber a predetermined quantity of powdered product from which to form the infusion in an amount proportional to the volume selected for the dose of infusion to be prepared.
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