Fuel filter for use in motor vehicle, has filter medium for filtering foreign matter from fuel, where partially permeable membrane is provided for separating water from fuel filter

摘要

The fuel filter (10) has a filter medium (16) for filtering foreign matter from fuel. A partially permeable membrane is provided for separating water from the fuel filter. A conduit is arranged in the flow direction behind the partially permeable membrane for discharging the water. A closure body is provided in the conduit for selectively locking the conduit, where check valve is formed as the closure body.