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US 4,784,050 AGranted
Apparatus for preparing espresso coffee in a household environment
OwnerAlfredo Cavalli, deceased, by Cesarina Filippi, heir +2inventors
InventorsAlfredo Cavalli, deceased, by Cesarina Filippi, heir, by Massimo F. Cavalli, heir, by Silvia Cavalli, heir
Life of this patent
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Abstract
An apparatus for preparing "espresso" coffee in a household environment comprises a powder coffee metering dispenser assembly, a hot water dispenser assembly, an emptying device for the cup-like percolator movable along guide-forming means extending below said powder coffee metering dispenser assembly, said hot water dispenser assembly and said emptying device.
Claims5
Apparatus for preparing "espresso" coffee in a household environment comprising:
- a load bearing frame defining a base;
- a powder coffee metering dispenser assembly carried on said frame at a position overlying said base;
- a hot water dispenser assembly carried on said frame at a position flanking the metering dispenser assembly and overlying said base;
- guide forming means supported and extending at a position underlying said dispenser assemblies and overlying said base;
- a cup-like percolator having guide forming means;
- and an emptying device for the cup-like percolator supported on said frame at a position adjacent to said guide forming means wherein said hot water dispenser assembly comprises an upright cylinder supplied with hot water under pressure, a piston slidable within the cylinder and having a rod extending axially in said cylinder and having a free end externally thereof, a pad attached to the free end of said rod, a plurality of holes through said pad for the sprinkle delivery of hot water, a conduit for supplying hot water to said holes, formed axially through said rod and said piston, and a calibrated check valve mounted in said conduit.
3 more elements
Dependencies are inferred from the claim text.