Patent ID: 8888882

Claim:
An exchangeable filter element ( 36 ) for installation into a housing compartment ( 68 ) of a filter housing ( 12 ), the filter element ( 36 ) comprising: an inflow face at an axial end of said filter element ( 36 ); an outflow face an opposing axial end of said filter element ( 36 ), a first filter bellows ( 40 ) extending between said inflow and outflow faces, said first filter bellows ( 40 ) having an interior ( 44 ) forming a first flow space open at one of said flow faces and closed off an opposing one of said flow faces; a second filter bellows ( 42 ) arranged radially outwardly of said first filter bellows ( 40 ), said second filter bellows ( 42 ) radially enclosing said first filter bellows ( 40 ), said second filter bellows extending between said inflow and outflow faces; wherein said first filter bellows ( 40 ) and said second filter bellows ( 42 ) are connected forming a one-piece exchangeable filter element; wherein said first ( 40 ) and said second filter bellows ( 42 ) are substantially flowed through in radial direction within said exchangeable filter element ( 36 ); wherein a second flow space is arranged between a radially outer side of said first filter bellows ( 40 ) and a radially inner side of said second filter bellows ( 42 ); wherein said second flow space is open at one of said flow faces and closed an opposing one of said flow faces; a circumferentially extending rim ( 72 ) secured to at least one of said inflow and outflow faces; a grip tab ( 62 ) secured to said circumferentially extending rim ( 72 ).