Patent ID: 7942093
Filing Date: 2011-05-17
Classification: A47J

Abstract:
1. Automatic dispenser of beverages brewed starting from coffee powder or packaged capsules, in combination with a pressing plunger, comprising, inside a housing: an infusion group ( as well as a device ( wherein the ejector arm ( 21 ) is mounted to rotate around a pivot axis ( 24 ) perpendicular to the plane of the opening ( 3 ) of the brewing chamber ( 2 ) and the ejector arm is entrained in its reciprocating motion by only one cam ( 30 ) fixed to, and movable with, the pressing plunger ( 5 ), wherein the cam comes to engage directly with a drive end ( 23 ) of the ejector arm and has a profile such that the cam ensures displacement of the ejector arm in two opposite directions, and wherein said bottom of said brewing chamber constitutes a support surface for ground coffee and said pressing plunger is operative to press the ground coffee against said support surface when in the work position, and wherein the pivot axis ( 24 ) of the ejector arm ( 21 ) is adjacent the drive end ( 23 ) of said arm ( 21 ), the cam ( 30 ) presents a guide path ( 32 ), and the guide path ( 32 ) is a rib on which moves a fork ( 26 ) forming the drive end of the ejector arm ( 21 ).