Seat system for use in seat surface of e.g. chair for daily exercise activity for person suffering from back pain in office, has disk-shaped element arranged in recess, filled with medium and elastically deformable when force is applied

摘要

The system has a seat- and/or spine cushion or seat- and/or backrest, which are formed by a sealing body (2). The body is partially or completely surrounded by a cover (4), and comprises a recess. A polyhedral disk-shaped element (1) i.e. hollow chamber disk, includes a hollow chamber, and is arranged in the recess. The element is filled with medium e.g. gaseous medium, and partially and elastically deformable when force is applied. The element is made of flexible material, plastic or plastic-similar material and/or the recess of the body is formed as a chamber with outer apertures. The seat- and back cushion or seat- or backrest is made of natural, biological and renewable materials, animal or vegetable raw materials and/or synthetic, semi-synthetic and/or recyclable plastic material. The sealing body is made of compressible material plastic or foam material or natural material.