Patent ID: 6994333

Claim:
An individual suspension device for a bed or seat base having a plurality of individual suspensions, the device being disposable between a platform defining a support surface and a padding element, and comprising: a foot for fixing to an element of the platform; a suspension structure fixed to the foot; and a top plate carried by the suspension structure and serving as a support for the padding element, said suspension structure being circularly symmetrical about a vertical axis thereof; wherein said suspension structure when at rest is in the form of a one-piece hollow sphere comprising a plurality of sectors separated from one another by lateral openings and made of one of a flexible synthetic material and a vulcanized rubber of hardness lying in the range of from 40 on the Shore A scale to 70 on the Shore D scale; wherein the suspension structure and the top plate have co-operating means for connecting them together in traction and in rotation about said vertical axis of said suspension structure; wherein the suspension structure has a head at its top end for fixing the top plate, the head being received in an orifice formed in the top plate; wherein the head has a through-orifice formed on the vertical axis of the suspension structure; and p 1 wherein the suspension structure includes a removable stiffening member placed on said vertical axis, said stiffening member having a plug at its top end, and said plug being received in the through-orifice of the head.