SELF-CLEANING FILTERS Russian patent published in 1995 - IPC

FIELD: self-cleaning filters. SUBSTANCE: filter has two partitions which divide its housing into end chambers ( for feeding into the medium to be filtered) and the middle chamber i.e. filtering chamber. The filtering chamber has filtering elements fitted with their ends into the holes made in partitions. Two flat valves are connected to one another at an angle of 180 deg. and bear against the exterior surfaces of the partitions. Each of them are provided with a dirt removing funnel connected to a cut-off gate which closes inlets of half of the elements. EFFECT: higher efficiency and reliability. 4 dwg