Patent ID: 8602442
Filing Date: 2013-12-10
Classification: B62B

Abstract:
1. A collapsible stroller comprising: a support frame including handle arms, front leg tubes, rear leg tubes, a seat board, and linking segments disposed at two sides of the seat board, wherein each of the linking segments has a first and a second end, the handle arms are respectively connected with the first ends of the linking segments via first hinge structures, the front leg tubes and the rear leg tubes are respectively connected with the second ends of the linking segments via second hinge structures, and the front and rear leg tubes have lower portions respectively mounted with front and rear wheels; and a linkage assembly including support brackets and linkage tubes, wherein the support brackets are disposed above the linking segments and are connected with the handle arms, each of the linkage tubes has a first tube end pivotally connected with one associated support bracket, and a second tube end operable to detachably lock with one associated rear leg tube, and the linkage tubes are respectively connected with the linking segments via pivot connections located between the first and second tube ends; wherein the second tube ends of the linkage tubes are respectively displaced away from the rear leg tubes and the second hinge structures when the stroller is in a collapsed state, and the second tube ends of the linkage tubes are respectively locked adjacently with the rear leg tubes when the stroller is in an unfolded state.