in a swimming pool interconnected rigid frame members collectively form an open chair frame including a seat frame left and right arm frames attached to the seat frame and a back frame pivotally coupled to the seat frame the back frame can be manually rotated to a folded minimum profile position in which the chair back overlaps the chair seat for example for shipping and storage and rotatable to an upright fixed position to accommodate lounging in a semi reclining or sitting position stop apparatus on the chair frame is engagable with one of the seat frame and the back frame for fixing the back frame in the upright position and releasable therefrom to permit closing rotational movement of the back frame to the folded position application_number US 37931803 A description preferred embodiments of the invention will now be described with reference to various examples of how the invention can best be made and used like reference numerals are used throughout the description and several views of the drawing to indicate like or corresponding parts referring now to fig1 fig7 there is illustrated an exemplary embodiment of a light weight buoyant lounge chair 10 for selectively supporting a person in seated semi reclining and fully reclining lounge positions while the chair is floating in water the lounge chair 10 includes an adjustable chair back 12 chair arms 14 16 a chair seat 18 and arm rest cushions 20 22 which provide full body support in the seated upright semi reclining reclining and fully reclining lounge positions the operative upright floating position refers to the flotation orientation of the lounge chair 10 with the chair back 12 and chair arms 14 16 generally upright while the chair seat 18 is generally horizontal and.