US Patent 11633996 Suspension device for vehicle

A double-wishbone type of suspension device for a vehicle comprises a forked-shaped upper arm, a forked-shaped lower arm, and a connecting rod which connects a front-side arm portion of the upper arm and a rear-side arm portion of the lower arm, wherein the connecting rod comprises an upper rod which is rotatably connected to the upper arm, a lower rod which is rotatably connected to said lower arm, and a resilient bush which connects the upper rod and the lower rod in an expandable manner in an axial direction.