Device for making coffee

Details Device for making coffee Device for making coffee

A - Human Necessities

47

J

A47J 31/00 (2006.01) A47J 31/40 (2006.01)

Patent

CA 2052093

ABSTRACT A machine for making coffee with a cylindrical chamber in which the head walls are made up of an equal number of pistons mounted on circulating ball screw actuators. Once the coffee powder is put into the chamber, the pistons are brought together to exert pressure, after which hot water is introduced to make the infusion.

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