Systems and methods for a no-filter no-run filter are provided herein. A filter assembly includes a filter head and a filter cartridge. The filter head includes a first port and a valve positioned within the first port. The filter cartridge includes a shel...

The filter device (1) has a filter housing having a filter housing pot and a filter housing cover (4), and a valve, whose housing is fastened in outer holder (6) fastened at the filter housing. The valve is fastened over a plug-rotational-connection at the...

The device has a lower housing part (2) and an upper housing part (1), whereby the lower part is in the form of a beaker and the upper in the form of a lid, whereby the two parts are reversibly joined, at least one especially replaceable filter element (11...