Patent ID: 6027542
Filing Date: 2000-02-22
Classification: B01D,Y10S

Abstract:
A filter cartridge, comprising:an accordion filter pack having a circumferential side;a frame that sealingly surrounds the filter along the circumferential side of the filter, the frame being made of a plurality of assemblable, plate-shaped frame elements having upper and lower edges along at least one of which said edges protrudes a tongue element in the form of a strip-shaped element having ends;a lattice-shaped holder having a U-shape in profile that is configured to receive the tongue to allow the tongue to be affixed therein by a viscous jointing compound, wherein each tongue element is joined to a corresponding frame element, and adjacent ends of the tongue elements are sealingly fastened to each other by a connecting U-shaped corner piece having varying leg lengths, including a shorter leg and a facing parallel longer leg, the longer leg being located radially inwardly of the shorter leg.