Patent ID: 11912328
Assignee: WONDERLAND SWITZERLAND AG
Field: Transport (Mechanical engineering)
Classification: CPC B | IPC B

Claim 11:
12. A baby stroller, comprising:
a vehicle frame, comprising a handling tube, a front foot tube and a rear foot tube, the handling tube being pivoted to the front foot tube, two opposite ends of the rear foot tube respectively pivoted to the front foot tube and a wheel of the baby stroller, wherein the vehicle frame further comprises:
a foldable unit comprising a supporting tube, an end of the supporting tube being pivoted to the handling tube, and the other end of the supporting tube being directly connected to a middle area of the rear foot tube in a pivotable manner, a linkage mechanism being formed by four-bar connection between the handling tube, the front foot tube, the rear foot tube and the supporting tube, rotation of the handling tube moving the front foot tube and the rear foot tube close to each other or away from each other via link of the supporting tube for folding or unfolding the vehicle frame; and

a baby seat disposed on the vehicle frame.