초록 ▼

A stroller has two handle push rods, two front wheel support rods, two rear wheel support rods, two base rods, and two pivot joints. Each pivot joint is connected to the respective handle push rod, the respective front wheel support rod, and the respective rear wheel support rod. A seat positioning

A stroller has two handle push rods, two front wheel support rods, two rear wheel support rods, two base rods, and two pivot joints. Each pivot joint is connected to the respective handle push rod, the respective front wheel support rod, and the respective rear wheel support rod. A seat positioning frame is disposed on the stroller. The seat positioning frame has a transverse frame and a longitudinal frame. The longitudinal frame is connected to the transverse frame. The longitudinal frame and the base rods are fastened by connectors. The transverse frame and the handle push rods are fastened by fasteners.

대표청구항 ▼

[I claim:] [1.]a seat positioning frame being disposed on the stroller, the seat positioning frame comprises transverse frame members and longitudinal frame members,the longitudinal frame members and the base rods being fastened together by a plurality of connectorsthe transverse frame members inclu

[I claim:] [1.]a seat positioning frame being disposed on the stroller, the seat positioning frame comprises transverse frame members and longitudinal frame members,the longitudinal frame members and the base rods being fastened together by a plurality of connectorsthe transverse frame members include two laterally spaced transverse pipes, two longitudinally spaced transverse tubes, and four T-shaped joints,each of the T-shaped joints being connected to a respective transverse pipe and a respective transverse tube,the transverse pipes and the handle push rods being fastened by two fasteners,the longitudinal frame members include two longitudinal rods, two connectors and two insertion devices,each of the two longitudinal rods having upper ends which are connected to one of the transverse tubes,each of the connectors being inserted into a bottom end of a respective longitudinal rod,each of the connectors having a protruded end and a through hole formed in the protruded end; andeach of the insertion devices includes a generally U-shaped wire and a plug connected to the generally U-shaped wire;wherein the plug of each insertion device is insertable through a respective through hole and through an aperture of a respective base rod for releasably securing the longitudinal rod to the base rod.