Coffee powder metering device for coffee vending machines

Coffee powder metering device for coffee vending machines comprising in a structure:

• a tubular main part, formed by two opposite side panels and two walls, perpendicular to said side panels;
• an end wall for closing off one end of the tubular main part, opened by power means;
• a thrust wall inside said tubular main part, opposite the end wall and set at an adjustable distance from said end of the tubular main part, said thrust wall is moved by control means;
• said tubular main part, end wall and thrust wall form a compartment for receiving a given quantity of coffee powder, through an inlet in one of the side panels, and forcing it out through said end by means of the thrust wall, wherein on the two walls facing the compartment, the thrust wall is fitted with two lips facing the compartment, hinged to each other so as to form a V and each held firmly, by elastic means, against the respective walls of the two walls of the tubular main part so as to scrape it clean.