Patent ID: 6319300
Filing Date: 2001-11-20
Classification: B01D,Y10S

Abstract:
A filter assembly of an air filter comprising:a fixed frame including two horizontal lintels and two vertical jambs; outer edges of said horizontal lintels and said vertical jambs being furnished with an outer ring edge; corner ends between said horizontal lintel and said vertical jamb furnished with plugging grooves respectively for receiving a connection plate; flat plates on outer ring edges of said horizontal lintel and said vertical jamb extended inwards with arm plates and clamp plates respectively; lower flat plate of said outer ring edge extended with a vertical plate, an inner plate and a clamp plate; a given distance being left between said two clamp plates for receiving end part of said filter sheet so as to clamp the same in place; tail ends of said two clamp plates of said horizontal lintel furnished with a plurality of alternate and opposite corrugated positioning groves for holding two ends of said corrugated filter sheet respectively;a said filter sheet for screening dust, and top and bottom surfaces of said filter sheet covered with a metal screen, and being cut into a suitable length and width, and being bent into a corrugated sheet; both ends of said corrugated sheet to be mounted in said positioning grooves of said clamp plates in said horizontal lintel, while two sides thereof being mounted in a clamp space of said vertical jambs respectively;a said connection plate, of which both ends being plugged into hollow grooves of two adjacent said horizontal lintel and vertical jamb so as to have said two parts connected together;a resilient cover which being attached on top and bottom surfaces of said outer ring edge of said fixed frame.