Flag and banner support with compressed air outlet means

Claim 1

IN COMBINATION WITH A HORIZONTALLY ELONGATED FLAGLIKE BANNER OF FLEXIBLE MATERIAL INCLUDING ONE SIDE EDGE PORTION ADAPTED TO BE SECURED TO A SUPPORT SUCH AS A FLAGPOLE OR STAFF AND A FREE REMOTE EDGE PORTION, ELONGATED TUBE MEANS SECURED TO AND EXTENDING ALONG SAID BANNER FROM SAID ONE SIDE EDGE PORTION TOWARD SAID FREE REMOTE EDGE PORTION, A FIRST END OF SAID TUBE MEANS ADJACENT SAID ONE SIDE EDGE PORTION BEING ADAPTED TO BE COMMUNICATED WITH A SOURCE OF AIR UNDER PRESSURE, THE OTHER END PORTION OF SAID TUBE MEANS INCLUDING NORMALLY CLOSED PRESSURE AND FLOW RESPONSIVE OUTLET VALVE MEANS, SAID TUBE MEANS BEING SEMI-RIGID BUT FLEXIBLE AND SUFFICIENTLY RIGID TO MAINTAIN SAID BANNER IN A GENERALLY HORIZONTAL POSITION WHEN SUPPORTED FROM SAID ONE SIDE EDGE PORTION ONLY WHEN THE PRESSURE OF THE AIR IN SAID TUBE MEANS IS AT A PREDETERMINED MINIMUM, SAID VALVE MEANS BEING OPERABLE TO OPEN AND VENT SAID TUBE MEANS TO THE AMBIENT ATMOSPHERE IN RESPONSE TO AN INCREASE OF AIR PRESSURE WITHIN SAID TUBE MEANS ABOVE SAID PREDETERMINED MINIMUM AND TO MAINTAIN SAID TUBE MEANS VENTED TO THE AMBIENT ATMOSPHERE UNTIL THE AIR PRESSURE WITHIN SAID TUBE MEANS DROPS TO A PRESSURE BELOW SAID PREDETERMINED MINIMUM.