A compact collapsible stroller includes a main stroller frame. The main stroller frame includes a central frame hub, and a handle portion, a rear leg portion and a front leg portion that can separately be pivotally coupled to the central frame hub. The main stroller frame further includes an adapter portion attached to the handle portion. The stroller has an unfolded state for use and a folded state for storage. When the stroller changes from the unfolded state to the folded state, the adapter portion approaches a rear wheel set. The main stroller frame can be compactly folded using a series of pivot points, which may accept child seats of various configurations during installation. The seat can be folded in a manner suitable to the folding boundary size of the main stroller frame, thereby keeping the folding size of the stroller unit minimal.

A collapsible or foldable stroller frame is disclosed herein. The stroller frame is configured to be folded into a compact size using a series of connections between a handle portion, front leg portion, and rear leg portion. In one aspect, a basket assembly is also provided that is attached to the stroller frame and is configured to fold into a perimeter defined by the folded stroller frame. In another aspect, an adaptor assembly is provided that allows for a connection or support interface between a carrier and the stroller frame.

Disclosed is a compact foldable stroller, which comprises a main stroller frame. The main stroller frame comprises a central frame hub, and a handle part, a rear leg part and a front leg part that can separately be pivotally coupled to the central frame hub. The main stroller frame further comprises a fitting part attached to the handle part. The compact foldable stroller has an unfolded state for use and a folded state for storage. When the compact foldable stroller changes from the unfolded state to the folded state, the fitting part approaches a rear wheel set. The main stroller frame can be compactly folded by means of a series of pivot points, which may accept child seats of various configurations during installation. The seat can be folded in a manner suitable to the folding boundary size of the main stroller frame, thereby keeping the folding size of the stroller unit minimal.

A collapsible or foldable stroller frame is disclosed herein. The stroller frame is configured to be folded into a compact size using a series of connections between a handle portion, front leg portion, and rear leg portion. In one aspect, a basket assembly is also provided that is attached to the stroller frame and is configured to fold into a perimeter defined by the folded stroller frame. In another aspect, an adaptor assembly is provided that allows for a connection or support interface between a carrier and the stroller frame.

A foldable child carrier includes a seat portion pivotally connected to a stroller frame and a back-resting portion in a folded configuration relative to the seat portion; a lock mechanism between the seat portion and the stroller frame to lock up the position of the seat portion relative to the stroller frame; a movable actuator member between the seat portion and the back-resting portion; the actuator member being unable to release the lock mechanism when the back-resting portion is in a reclined position; and the movement of the actuator member allowing the lock mechanism to release the seat portion and the stroller frame when the back-resting portion is in a folded position, so that the seat portion can rotate relative to the stroller frame. The foldable child carrier of the present disclosure has at least such features as novel structure, user-friendliness, safety and liability, and easy portability and storage.

A foldable child carrier includes a seat portion pivotally connected to a stroller frame and a back-resting portion in a folded configuration relative to the seat portion; a lock mechanism between the seat portion and the stroller frame to lock up the position of the seat portion relative to the stroller frame; a movable actuator member between the seat portion and the back-resting portion; the actuator member being unable to release the lock mechanism when the back-resting portion is in a reclined position; and the movement of the actuator member allowing the lock mechanism to release the seat portion and the stroller frame when the back-resting portion is in a folded position, so that the seat portion can rotate relative to the stroller frame. The foldable child carrier of the present disclosure has at least such features as novel structure, user-friendliness, safety and liability, and easy portability and storage.