US Patent 8979114 Collapsible infant carrier apparatus and its operating method

An infant carrier apparatus includes a support frame and a seat. The support frame includes at least one latch assembly, the latch assembly being operable between a locking state where the latch assembly locks the support frame in an unfolded state, and an unlocking state to allow folding of the support frame. The seat is operable to attach with and detach from the support frame, wherein the seat includes a driving part that is connectable with the latch assembly when the seat is installed on the support frame, and the driving part is operable to cause displacement of the latch assembly from the locking state to the unlocking state. In some embodiments, a method of operating the infant carrier apparatus is also described.