Patent ID: 9227650
Filing Date: 2016-01-05
CPC Classification: B62B

Claim Text:
1. A child stroller, comprising: a first base comprising a first frame and a first wheel set; a second base slidably assembled with the first base, the second base extendable to an extended position relative to the first base and retractable to a retracted position relative to the first base, the second base comprising a second wheel set; a first seat detachably mounted on the first frame for supporting a child; a second seat detachably mounted on the second base for supporting another child when the second base is configured at the extended position relative to the first base; and a standing board set with its two sides slidably assembled with the first base along a direction opposite to the second base and is retractable relative to the first base to a folded position hidden underneath the first base; wherein the first wheel set cooperates with the second wheel set and the child stroller is pushed around via both the first wheel set and the second wheel set.