Patent ID: 8857829

Claim:
A stroller, comprising: a stroller frame comprising two side support assemblies disposed oppositely, a front seat space and a rear seat space being formed between the two side support assemblies, each side support assembly comprising an upper side bar, a lower side bar, a front leg, a rear leg, and a push bar, an upper end portion of the front leg being connected to a front end portion of the upper side bar, a middle portion of the front leg being connected to a front end portion of the lower side bar, an upper end portion of the rear leg being connected to the upper side bar, a middle portion of the push bar being connected to a rear end portion of the upper side bar, a lower portion of the push bar being connected to a rear end portion of the lower side bar, a lower end portion of the push bar being connected to the rear leg; a pair of upper mountings symmetrically mounted on the push bars; a pair of lower mountings symmetrically mounted on the push bars lower than the upper mountings; a front seat assembly disposed between the two side support assemblies and located in the front seat space, the front seat assembly comprising a front seat plate, a leg rest assembly, and a back rest tube, the front seat plate being connected to and between the two lower side bars, the leg rest assembly being pivotally connected to a front end portion of the front seat plate, the back rest tube being pivotally connected to the lower side bars; and a rear seat assembly detachably and height-adjustably disposed between the two side support assemblies and located in the rear seat space, the rear seat assembly comprising a rear seat part and a pair of engaging parts, the engaging parts being disposed at opposite sides of the rear seat part and capable of selectively being engaged with the upper mountings or the lower mountings.