Lint arrester

Claim 1

A FILTERING APPARATUS COMPRISING A HOUSING HAVING MEANS DEFINING AN OPENING THROUGH SAID HOUSING TO RECEIVE A STREAM OF AIR; A VERTICALLY DISPOSED FILTER PANEL MOUNTED IN SAID OPENING ON THE DOWNSTREAM SIDE OF SAID HOUSING; RECEPTACLE MEANS DISPOSED BELOW SAID HOUSING; ENDLESS CONVEYOR MEANS MOUNTED IN SAID HOUSING ON THE UPSTREAM SIDE OF SAID FILTER PANEL ABOVE SAID RECEPTACLE MEANS; A BRUSH FOR REMOVING DISENTRAINED PARTICLES FROM THE UPSTREAM SIDE OF SAID FILTER PANEL; MOUNTING MEANS MOUNTING SAID BRUSH TO SAID CONVEYOR MEANS IN SUCH MANNER AS TO PASS SAID BRUSH PERIODICALLY DOWNWARDLY OVER THE UPSTREAM SIDE OF SAID FILTER PANEL IN USE OF THE APPARATUS; SAID RECEPTACLE MEANS HAVING AN OPEN TOP THROUGH WHICH PARTICLES REMOVED FROM SAID PANEL MAY FALL BY GRAVITY INTO SAID RECEPTACLE MEANS; A DOOR NORMALLY CLOSING SAID OPEN TOP; A WIPER DISPOSED ADJACENT SAID DOOR IN THE PATH OF SAID BRUSH IN SUCH MANNER AS TO ENGAGE SAID BRUSH AND REMOVE PARTICLES ADHEARING THERETO AS SAID BRUSH PASSES SAID DOOR; MEANS CARRIED BY THE DOOR EXTENDING INTO THE PATH OF THE CONVEYOR MEANS, AND MEANS ATTACHED TO SAID CONVEYOR MEANS ADAPTED TO ENGAGE SAID DOOR CARRIED MEANS FOR OPENING SAID DOOR.