Patent No. EP2131940 (titled "Device For The Treatment Of Water, In Particular A Filter Device, And Cartridge") was filed by Brita on Mar 20, 2008. The application was issued on Nov 9, 2011.
A water treatment device comprising a cartridge with a container for receiving treatment means and a connection head, and a connection element with a receptacle for the connection head. The connection head has at least one recess for engaging a locking shaft of the connection element, enabling secure and simple connection between the cartridge and connection element.
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