Patent ID: 7665752
Filing Date: 2010-02-23
Classification: B60G

Abstract:
1. A torsion beam of a vehicle suspension comprising: a upper and lower portion bent in a front-to-rear direction of the vehicle along a longitudinal axis of the torsion beam; and a pair of tails positioned substantially at both front and rear side ends of the torsion beam and formed different from each other in size; wherein, and upper line formed by the upper portion extends substantially horizontal from the middle portion of the torsion beam to distal end portions of the torsion beam in the longitudinal direction of the torsion beam; and a lower line formed by the lower portion including at least two differently-sloped lines positioned in each predetermined position, and a substantially horizontal line extended from the two differently-sloped lines to the distal end portion of the torsion beam between the middle portion and a left distal end and between the middle portion and a right distal end of the torsion beam wherein the at least two differently-sloped lines have at least three connection places where the upper and lower portions are apart from each other in different distances.