Apparatus for dyeing or otherwise treating fibrous materials

Claim 1

AN APPARATUS FOR DYEING OR OTHERWISE TREATING FIBROUS MATERIALS COMPRISING A VESSEL FOR CONTAINING SAID MATERIALS AND THE TREATING LIQUID, SAID VESSEL HAVING A PERFORATED PARTITION SPACED FROM THE BOTTOM THEREOF PROVIDING A COMPARTMENT SPACED FROM THE LOWER PORTION OF THE VESSEL FOR CONTAINING THE MATERIAL TO BE TREATED AND A SUMP BELOW SAID PARTITION, A CLOSURE FOR SAID VESSEL, AN OUTLET AT THE UPPER PORTION OF SAID VESSEL, AND EXPANSION CHAMBER, A FIRST CONDUIT FROM THE LOWER PORTION OF SAID EXPANSION CHAMBER TO THE LOWER PORTION OF SAID VESSEL, A SECOND CONDUIT FROM SAID OUTLET TO THE TOP OF SAID EXPANSION CHAMBER, MEANS FOR CONTROLLING FLOE OF LIQUID THROUGH SAID SECOND CONDUIT, A VERTICAL CONDUIT IN SAID VESSEL EXTENDING FROM THE SUMP THROUGH SAID PARTITION TO ABOVE THE LEVEL OF THE SAID MATERIAL IN SAID COMPARTMENT AND HAVING AN OPENING IN THE LOWER PORTION THEREOF EXPOSED TO THE LIQUID IN SAID SUMP, MEANS INCLUDING A ROTATABLE IMPELLER POSITIONED IN THE LAST SAID OPENING FOR MOVING THE LIQUID FROM THE SUMP UPWARDLY THROUGH SAID CONDUIT IN A VOLUME GREATER THAN MAY FLOW THROUGH SAID CONTROLLED CONDUIT, WHEREBY TO BUILD A PRESSURE IN SAID VESSEL ABOVE THE LEVEL OF SAID MATERIAL TO FORCE SAID LIQUID DOWNWARDLY THROUGH SAID MATERIAL, AND THROUGH SAID PERFORATED PARTITION TO SAID SUMP THUS BYPASSING THE CIRCULATION THROUGH THE EXPANSION CHAMBER.

Claim 2

AN APPARATUS FOR DYEING OR OTHERWISE TREATING FIBROUS MATERIALS COMPRISING A VESSEL FOR CONTAINING SAID MATERIALS AND THE TREATING LIQUID, SAID VESSEL HAVING A PERFORATED PARTITION SPACED FROM THE BOTTOM THEREOF PROVIDING A COMPARTMENT SPACED FROM THE LOWER PORTION OF THE VESSEL FOR CONTAINING THE MATERIAL TO BE TREATED AND A SUMP BELOW SAID PARTITION, A CLOSURE FOR SAID VESSEL, AN OUTLET AT THE UPPER PORTION OF SAID VESSEL, AND EXPANSION CHAMBER, A FIRST CONDUIT FROM THE LOWER PORTION OF SAID EXPANSION CHAMBER TO THE LOWER PORTION OF SAID VESSEL, A SECOND CONDUIT FROM SAID OUTLET TO THE TOP OF SAID EXPANSION CHAMBER, MEANS FOR CONTROLLING FLOE OF LIQUID THROUGH SAID SECOND CONDUIT, A VERTICAL CONDUIT IN SAID VESSEL EXTENDING FROM THE SUMP THROUGH SAID PARTITION TO ABOVE THE LEVEL OF THE SAID MATERIAL IN SAID COMPARTMENT AND HAVING AN OPENING IN THE LOWER PORTION THEREOF EXPOSED TO THE LIQUID IN SAID SUMP, MEANS INCLUDING A ROTATABLE IMPELLER POSITIONED IN THE LAST SAID OPENING FOR MOVING THE LIQUID FROM THE SUMP UPWARDLY THROUGH SAID CONDUIT IN A VOLUME GREATER THAN MAY FLOW THROUGH SAID CONTROLLED CONDUIT, WHEREBY TO BUILD A PRESSURE IN SAID VESSEL ABOVE THE LEVEL OF SAID MATERIAL TO FORCE SAID LIQUID DOWNWARDLY THROUGH SAID MATERIAL, AND THROUGH SAID PERFORATED PARTITION TO SAID SUMP THUS BYPASSING THE CIRCULATION THROUGH THE EXPANSION CHAMBER.