Patent ID: 6393642
Filing Date: 2002-05-28
Classification: A47C,A61G,B68G,Y10S

Abstract:
A supporting device comprising a space formed by a flexible envelope and filled with a plurality of elements, the elements in the space being movable relative to each other and each consisting of a gas-filled, flexible and thin-walled covering of gastight design, so that the elements are deformable for distributing a load over the supporting device, characterized in that the covering of a number of elements is manufactured from material which is at least substantially nonelastic and non-stretchable at ambient temperature of use and under user's body weight so a maximum volume of each of said elements is well defined, each of said elements being filled with the gas for 50-98 percent of its maximum volume and having a volume of from 10 cm3 to 100 cm3.