Patent ID: 8579310

Claim:
A vehicle suspension apparatus comprising: a wheel carrying member adapted to rotatably carry a wheel; a trailing arm having one end mounted to the wheel carrying member and the other end swingably supported by a vehicle body, while being installed to extend in a vehicle longitudinal direction; a subframe adapted to couple right and left wheels together; an upper lateral link and a lower lateral link each having one end swingably mounted to the wheel carrying member and the other end swingably supported by the vehicle body, while being installed to extend in a vehicle widthwise direction; and a lower link having one end mounted to a lower portion of the wheel carrying member at a position rearward of a rotary shaft of the wheel, and the other end swingably supported by the vehicle body, wherein: said one ends of the upper and lower lateral links are mounted, respectively, to an upper portion and the lower portion of the wheel carrying member at positions frontward of the rotary shaft of the wheel, the upper and lower mounting portions each mounting a respective one of the upper and lower lateral links to the wheel carrying member are disposed at approximately same positions in the vehicle longitudinal direction in side view; the subframe comprises a frame member, each of opposite lateral ends of the frame member having an upwardly/downwardly extending section extending in an upward-downward direction in side view, said other ends of the upper and lower lateral links are supported, respectively, by an upper support portion and a lower support portion of the upwardly/downwardly extending section, the upper and lower support portions each supporting a respective one of the upper and lower the lateral links to the frame member are disposed at approximately same positions in the vehicle longitudinal direction in side view, each of the mounting portions and support portions for the upper and lower lateral links and a mounting portion and a support portion for the lower link is provided with a rubber bush, wherein the rubber bush provided in each of the mounting portion and the support portion for the lower link has a hardness set to a highest value among all the rubber bushes, the rubber bush provided in each of the mounting portion and the support portion for the lower lateral link has a hardness set to a lowest value among all the rubber bushes, and the rubber bush provided in each of the mounting portion and the support portion for the upper lateral link has a hardness set to an intermediate value between said highest value and said lowest value.