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US 12,616,332 B2Granted
Brewing unit for a machine for preparing coffee
AssigneeDe'Longhi Appliances S.R.L. Con Unico Socio
InventorsPaolo Evangelisti, Nicola Piovan, Davide Bonotto
Life of this patent
Estimating the term…
Abstract
A brewing unit for an automatic machine to make coffee beverages includes a brewing chamber closed at the lower part by a first piston and at the upper part, on the opposite side, by a second piston, a first inlet duct for the heated water, and a first outlet duct for the beverage, communicating respectively with an inlet side and with an outlet side of the brewing chamber, and a filtering element disposed in the brewing chamber.
Claims16
A brewing unit (10;
- 110) for an automatic machine to make coffee beverages, comprising:
- a brewing chamber (12) closed at the lower part by a first piston (13;
- 113) and at the upper part, on the opposite side, by a second piston (14;
- 114),
- a first inlet duct (15;
- 115) for the heated water, and a first outlet duct (16;
- 116) for the beverage, communicating respectively with an inlet side (12A) and with an outlet side (12B) of said brewing chamber (12), and
- a filtering element (18) disposed in said brewing chamber (12),
- a decanting chamber (20;
- 120) disposed downstream of said filtering element (18) and upstream of said outlet duct (16) in the direction of the flow of water, and
- diversion and guide means (40) disposed in said decanting chamber (20;
- 120) and having the function of conveying the flow of beverage so as to divert it and make it follow an indirect path toward an outlet aperture (31;
- 131) of said decanting chamber (20;
- 120).
11 more elements
Dependencies are inferred from the claim text.