Patent ID: 8696895
Filing Date: 2014-04-15
Classification: A47J,C02F

Abstract:
1. A percolation filtering system comprising a flow path of water to be filtered including a filter cartridge seat for removably receiving a filter cartridge so that said flow path extends through said filter cartridge when said filter cartridge is inserted into said seat, wherein said system comprises a recognition device of the suitability of said cartridge provided on said cartridge and a recognition device of the suitability of said cartridge provided on said seat, suitable for reciprocal interaction when the cartridge is inserted in the seat to enable operation of the filtering system following the cartridge's suitability recognition, or to disable it or signal the suitability/unsuitability respectively of the cartridge if the cartridge is recognised/not recognised respectively by the recognition device of the suitability of said cartridge provided on said cartridge; wherein said recognition device of the suitability of said cartridge provided on said cartridge and said recognition device of the suitability of said cartridge provided on said seat are connected to a control of the system to activate one or more of the following controls: wherein the recognition device of the suitability of said cartridge provided on said cartridge and the recognition device of the suitability of said cartridge provided on said seat respectively comprise a sealer associated with a shutter of a valve and an abutment—surface for the sealer, respectively on one and the other of seat and cartridge.