Patent ID: 7559273

Claim:
A substance extraction device ( 5 ) for producing drinks, comprising: a plurality of brewing chambers ( 7 , 8 ); an interface ( 6 ) configured to connect to a hot water supply inlet; and means of distributing hot water from said hot water supply inlet between the brewing chambers ( 7 , 8 ) configured to contain a substance to be infused, wherein the distributing means comprises, for each brewing chamber ( 7 , 8 ), means for detecting a presence of the substance to be infused, and means for opening the hot water supply inlet into the respective brewing chamber ( 7 , 8 ) upon detection of the presence of the substance to be infused, wherein said brewing chambers ( 7 , 8 ) are formed in part in a fixed component ( 9 ) and in part in a mobile component ( 10 ) between an open position and a closed position of said brewing chambers ( 7 , 8 ), wherein the fixed component ( 9 ) and the mobile component ( 10 ) are connected by a swivel pin ( 19 ), and wherein the mobile component ( 10 ) is actuated by a lever mounted on the fixed component ( 9 ) by a pin ( 17 a , 17 b ), the lever comprising at least one oblong hole ( 20 a , 20 b ) cooperating with a guide finger ( 21 a , 21 b ) on the mobile component ( 10 ).