Suspension means for filter bags

Claim 1

IN A FILTER BAG FOR SEPARATING SOLID PARTICLES FROM A GASEOUS FLUID, THE COMBINATION OF A SUPPORTING CAP, A VERTICALLY DISPOSED TUBULAR BAG BODY SUSPENDED BY ITS UPPER END FROM SAID CAP AND OPEN AT THE BOTTOM THEREOF, AN ANNULAR FLOOR THIMBLE HAVING THE LOWER END OF SAID BAG BODY CONNECTED THERETO, A PLURALITY OF VERTICALLY SPACED RINGS PROVIDED IN SAID BODY NORMALLY IN LOOSE ENGAGEMENT WITH THE INNER SURFACE OF THE LATTER TO PREVENT COLLAPSING BUT FREE OF ATTACHMENT THERETO, EACH OF SAID RINGS INCLUDING AN ANNULUS AND A SUPPORT ELEMENT PROVIDED AT THE CENTER THEREOF, AND VERTICALLY EXTENDING FLEXIBLE AND CONTINUOUS CABLE MEANS DISPOSED COAXIALLY IN SAID BODY AND CONNECTED TO THE UPPER END THEREOF TO SAID CAP, THE SUPPORT ELEMENTS OF SAID RINGS BEING MOUNTED ON SAID CABLE MEANS AND THE LATTER CONSTITUTING SOLE MEANS FOR SUPPORTING THE RINGS IN SAID BODY, SAID RINGS ALSO INCLUDING A TRANSVERSE BAR SPANNING SAID ANNULUS, EACH OF SAID SUPPORT ELEMENTS COMPRISING AN UPRIGHT POST SECURED TO SAID BAR, SAID CABLE MEANS EXTENDING THROUGH EACH OF SAID POSTS.