Patent ID: 6098223
Filing Date: 2000-08-08
Classification: A47C

Abstract:
In combination:an inflation device; anda spring mattress having a periphery and:top and bottom walls and a side wall connecting said periphery thereof, said top, bottom and side walls defining an enclosed chamber having a width;a plurality of vertically oriented springs arranged in horizontally spaced relation within said chamber;a plurality of inflatable bladders disposed within said chamber and adapted for inflation to a given pressure in response to the introduction of a fluid therein, said bladder having a firmness proportional to the pressure of fluid contained therein;means for connecting said plurality of bladders to said inflation device such that upon inflation, said bladders maintain said mattress top and bottom walls in spaced-apart relation, resisting downward pressure thereon in proportion to the pressure of fluid contained in said bladders; andmeans for controlling the fluid pressure within said bladders comprising a computer that separately controls the inflation of each bladder.