Patent ID: 9738544
Date: 2017-08-22
CPC Classifications: A45F,A47J,B01D,C02F

Claim:
1. A flat water filter including: a water tight enclosure formed by two layers of a polymeric material; a filter inlet fluidly coupled to the water-tight enclosure; a filter outlet fluidly coupled to the water-tight enclosure; a filter envelope including a quantity of filter media, the filter envelope being disposed within the water-tight enclosure, the flat water filter having a minimal thickness when not filled with water, the filter envelope being formed by a first plurality bonded segments of the two layers of polymeric material; and an outer channel having a first side formed by the water-tight enclosure and a second side opposite from the first side, the second side including a second plurality of bonded segments of the two layers of polymeric material interspersed with a plurality of nonbonded segments of the two layers of polymeric material, the nonbonded segments defining a plurality of openings in an intermittent barrier between the outer channel and the filter media.