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US 4,149,281 AGranted
Floating spa
AssigneeIndustrial Molded Fiberglass
InventorsPaul D. Bob, Leo L. Dee, Donald M. Berliner
Life of this patent
Estimating the term…
Abstract
A pre-formed floating therapy spa for use in an existing body of water which comprises a hollow buoyant shell connected through at least one water inlet, one air inlet and one water outlet to a circulating system which provides the means for transferring water, air or mixtures thereof from an existing source into the floating spa.
Claims33
A floatable spa for use in a swimming pool comprising:
- a hollow buoyant shell acting as a floating receptable for circulating water and for at least one person;
- and
- a circulating system connected through at least one nozzled inlet and one outlet to said shell so as to provide a means for transferring water or water and air mixtures from an existing source into said shell.
A floatable spa for use in an existing swimming pool or other body of water, comprising:
- a hollow buoyant tub-like device including:
- a low density buoyant collar;
- a fiberglass reinforced plastic body depending from said collar having side-walls, a bottom, an upper and a lower seating level, and a sub-structure connected to said bottom and said seating areas so as to form an air gap;
- a plurality of nozzle inlets in said side walls for introducing a water or an air-water solution into said floatable spa;
- and
- a plurality of air holes incorporated into said bottom and said lower seating level of said spa and through which air is bubbled into said floatable spa;
- and a circulation system, including:
- a water circulating system having a liquid return diversion valve, a filter, a heater, a circulating pump and a water outlet diversion valve all connected in series, a plurality of spa nozzle inlets through which water or an aqueous solution is introduced into said floatable spa and a drain whereby the water is returned to the liquid return diversion valve;
- and
- an air circulating system having an air pump, at least one air inlet and an air equalizer valve and wherein, said air circulating system is connected to said water circulating system through said air equalizer valve and to said floatable spa through said air gap and said air inlets at the lower portion of said hollow buoyant shell.
7 more elements
A floatable spa for use in a swimming pool comprising:
- a hollow buoyant shell, acting as a floating receptable for circulating water and air and for at least one person;
- and
- a circulating system connected through at least one nozzled inlet and one outlet to said shell so as to provide a means for transferring water and air mixtures from an existing source into said shell.
Dependencies are inferred from the claim text.