Patent ID: 8083245

Claim:
A suspension-box-module for use with a longitudinal suspension arm having a steering assembly and locating and accommodating a wheel, a transmission wheel, the steering assembly, and a universal joint for the wheel, the suspension-box-module comprising: a suspension-box housing; a lateral torsion bar being a structural member of the suspension-box housing and having: a connection base having an end; an inner anchoring end having a shank; an external end operable to connect to the longitudinal suspension arm through the connection base; and a central part having a form and a cross-section varied as a function of its length; a co-axial damper unit housing a damper-fluid and having: seals sealing the damper-fluid; connectors; and wings having a base, the base and the connectors being connected to the torsion bar through the seals; an anchoring fixing the co-axial damper unit to the suspension-box-module; a co-axial transmission ring operable to connect to the longitudinal suspension arm and having a steering assembly; bearings for transmitting loads; a bracket shaped to support the suspension arm; a fastener operable to connect the suspension arm to the torsion bar at the end of the connection base; a connection connecting the torsion bar to the shank at the inner anchoring end; a belt; and a support bearing connecting the torsion bar to the co-axial transmission ring, the co-axial transmission ring operable to transmit power and braking to the wheel through the belt.