SIEGE ERGONOMIQUE POURVU D'UN PROFIL ALUMINIUM VERTICAL INCLINE SUR LEQUEL SONT FIXES OU PEUVENT COULISSER UN SUPPORT D'ASSISE, UN SUPPORT DOSSIER, UN REPOSE-PIEDS ET AUTRES ACCESSOIRES

摘要

The seat has an inclined vertical aluminum profile (a) fixed on a base plate (b). A base support (c), a backrest support and a foot-rest (f) are supported and slid on the base plate. 50 percentage of weight of a user is distributed on a base, and 50 percentage of weight is distributed on the foot-rest. The backrest support and the foot-rest are independently fixed on a central groove and outer grooves of the vertical aluminum profile and positioned at desired height. The base is provided with two inserts in which the profile is positioned and fixed.