US Patent 10053130 Stroller having locking mechanism

A collapsible stroller includes a stroller frame, a folding lock mechanism, a lateral lock mechanism, and a trigger mechanism. The stroller frame includes a right upper side frame member pivotally connected with a right lower side frame member and a left upper side frame member pivotally connected with a left lower side frame member. The folding lock mechanism is capable of a locked state and an unlocked state. The lateral lock mechanism is capable of a locked operating state and an unlocked operating state. The trigger mechanism is on the stroller frame, and actuation of the trigger mechanism moves the folding lock mechanism from the locked state to the unlocked state and moves the lateral lock mechanism from the locked operating state to the unlocked operating state.