Collapsible knockdown cabana

Claim 1

A CABANA COMPRISING UPPER AND LOWER DETACHABLY COUPLED FRAME PARTS, A CANOPY FRAME PIVOTED ON AND COLLAPSIBLY COUPLED WITH THE UPPER PART, MEANS COUPLED WITH THE UPPER PART AND SAID FRAME FOR RETAINING THE FRAME IN EXTENDED OPERABLE POSITION, THE LOWER PART HAVING A BASE FRAME PIVOTED TO AND COLLAPSIBLY COUPLED THEREWITH, MEANS FOR BRACING THE LOWER PART ON SAID BASE FRAME WHEN THE LOWER PART IS IN UPRIGHT OPERABLE POSITION, THE CANOPY FRAME AND BASE FRAME BEING IN SUBSTANTIALLY PARALLEL RELATIONSHIP WHEN THE CABANA IS IN OPERABLE POSITION, THE CANOPY FRAME HAVING MEANS FOR SUPPORTING A CANOPY THEREON, SAID CANOPY FRAME INCLUDING MEANS MOVABLE LONGITUDINALLY THEREOF FOR COUPLING THE MAJOR PORTION OF THE UPPER EDGE OF A FLEXIBLE ENCLOSURE THEREWITH, THE THIRD NAMED MEANS INCLUDING BRACKETS FIXED TO AND PROJECTING OUTWARDLY FROM SAID CANOPY FRAME, AND RIBS COUPLED WITH SAID BRACKETS AND JOINED CENTRALLY OF THE UPPER PORTION OF THE CANOPY.