| 主权项 |
1. A collapsible stroller comprising
a mobile base including a rolling rear-leg unit having a rear wheel and a rolling front-leg unit having a front wheel and being mounted for folding movement relative to the rolling rear-leg unit between a folded position alongside the rolling rear-leg unit and associated with a collapsed storage mode of the stroller wherein the front and rear wheels are arranged to lie in close proximity to one another to define a first distance therebetween and an unfolded position separated from the rolling rear-leg unit associated with an expanded use mode of the stroller wherein the front and rear wheels are arranged to lie in spread-apart relation to one another to define a greater second distance therebetween, a juvenile seat mounted for movement with the mobile base, and a foot-actuated base opener including a spreader mover including a first foot pedal and a leg spreader coupled to the rolling rear-leg unit, the rolling front-leg unit, and the spreader mover for movement relative to each of the rolling rear-leg and front-leg units between a drawn-together leg position associated with the collapsed storage mode of the stroller and a spread-apart leg position associated with the expanded use mode of the stroller, wherein the spreader mover further includes pedal-support means for moving the leg spreader relative to the rear and front wheels from the drawn-together leg position to the spread-apart leg position to unfold the rolling front-leg unit of the mobile base and move the front wheel of the rolling front-leg unit away from the rear wheel of the rolling rear-leg unit in response to application of a downward force to the first foot pedal so that the rolling front-leg unit is moved from the folded position alongside the rolling rear-leg unit to the unfolded position separated from the rolling rear-leg unit. |
