Patent ID: 11957999
Assignee: BWT HOLDING GMBH
Field: Chemical engineering (Chemistry)
Classification: CPC B | IPC B

Claim 0:
1. A backflushing filter, comprising:
a housing, comprising
an inlet,
an outlet, and
a drain;

a filter element that divides the housing into
an inlet chamber formed inside the filter element, the inlet chamber being connected to the inlet and
an outlet chamber surrounding the inlet chamber, the outlet chamber being connected to the outlet;

a suction element rotatably arranged in the inlet chamber inside the filter element, the suction element comprising
a central duct and
at least one inclined side duct; and

a backflushing duct connected to the suction element and the drain,
wherein during backflushing liquid flows through the at least one inclined side duct into the central duct and thereby causes the suction element to rotate.