Patent ID: 6267739
Filing Date: 2001-07-31
Classification: A61H

Abstract:
A pneumatically operated massaging cushion comprisinga compressor driven by an electric motor;a cyclic distributor fed by said compressor and provided with a plurality of exits;a plurality of side-by-side transverse compartments inflatable independently of each other;at least one rubber extruded section comprising a plurality of longitudinal ducts, an end of each duct being individually connected to one of said plurality of exits of said cyclic distributor, said rubber extrusion section being housed in a longitudinal compartment provided in the cushion at one end of the side-by-side transverse compartments;tubes for individually connecting each of said transverse compartments to one of said longitudinal ducts, said tubes passing through all the longitudinal ducts of the rubber extruded section and having one end opening into said transverse compartment, its other end closed, and an aperture which individually connects its interior with one of said longitudinal ducts according to a prefixed sequence of inflation, the connections between the longitudinal ducts of said rubber extruded section and the exists of said cyclic distributor and between said transverse compartments and said longitudinal ducts of said rubber extruded section being such as to ensure, during operation, a temporary and successive inflation of the side-by-side transverse compartments;the cyclic distributor, the compressor, the motor being housed in a cylindrical transverse compartment provided at one end of the cushion;an electronic unit controlling the mutual operation of the parts of the cushion.