US Patent 9266549 Chassis for baby pushchairs

A foldable chassis for a child's pushchair that includes an inverted U-shaped handlebar mounted to a pair of side arms that are connected to a pair of front legs, a pair of rear legs, a scissor frame and two side cross members that link the front legs to the rear legs, and a locking compass connected between a pair of rear wheels, wherein each front leg is connected to a front wheel by an articulated section that is pivotally connected to the front leg and to an adjacent front wheel support to which a front wheel is mounted, so that, as the chassis is folded, the articulated sections reduce a length of the folded chassis.