Patent ID: 9132713
Filing Date: 2015-09-15
Classification: B60G

Abstract:
1. A suspension of a vehicle, comprising: a pair of right-and-left trailing arms, front end portions of which are pivotally supported at a vehicle body below a floor panel and rear end portions of which rotatably support a pair of right-and-left wheels; and a torsion beam extending in a vehicle width direction, both end portions, in the vehicle width direction, of which are connected to the pair of right-and-left trailing arms, wherein said torsion beam is configured in an arch shape such that a central portion, in the vehicle width direction, thereof projects forward and upward in a slant shape, the central portion being located above the level of a wheel center, the torsion beam is comprised of an open cross-section member which includes an arch lower-half portion and an arch upper-half portion, a rear end portion of the arch lower-half portion being formed integrally with a rear end portion of the upper-half portion, and a sectional shape of the arch lower-half portion in a cross section perpendicular to a longitudinal direction of the arch lower-half portion is configured to be substantially horizontal when the vehicle is in a standard state, and the central portion, in the vehicle width direction, of the torsion beam is configured such that a front edge portion of the arch lower-half portion and a front edge portion of the arch upper-half portion are located substantially at the same position in a vehicle longitudinal direction when the vehicle is in a full-rebound state.