Abstract: A device used to extract a substance in order to produce drinks, includes a plurality of brewing chambers (7, 8). The device has an interface (6) which is used to connect to a hot water supply inlet and element for distributing the hot water between the brewing chambers (7, 8) containing a substance that is to be infused. For each brewing chamber (7, 8), the aforementioned distribution elements include elements for detecting the presence of the substance to be infused and elements for opening the hot water inlet into the brewing chamber (7, 8) upon detection of the substance. A machine including such a device is also disclosed. The invention is particularly suitable for making espresso coffee.
Abstract: Unit for making beverages by brewing of a dose of product to be brewed, includes several brewing chambers (1a, 1b), each provided with a receptacle for the dose and elements for injecting hot water into each of the brewing chambers. According to the invention, the brewing chambers (1a, 1b) are juxtaposed and topped by a mobile plate (4) provided with an orifice designed to be positioned opposite the brewing chambers (1a, 1b) for opening or closing the brewing chambers (1a, 1b) depending on its position. The invention also concerns a machine for making espresso coffee incorporating the unit.