Patent ID: 8448976

Claim:
A stroller comprising: a frame part including a front leg and a rear leg; a handle swingably connected to the frame part; a caster mechanism disposed at least on one of the front leg and the rear leg, the caster mechanism including a wheel, a wheel holder configured to rotatably and turnably hold the wheel, and a locking member configured to move between a locking position for restricting a turning of the wheel and an unlocking position for enabling the turning of the wheel; a switch mechanism including a switching member that is disposed on the handle and is capable of acting about a swing center of the handle in accordance with a swinging of the handle; and a transmission member disposed between the switch mechanism and the caster mechanism and configured to transmit an action of the switch mechanism to the locking member so as to move the locking member from the unlocking position to the locking position, or from the locking position to the unlocking position, wherein the switch mechanism further includes a sliding member that is disposed on the rear leg and is capable of sliding with respect to the rear leg, wherein the transmission member is disposed between the sliding member of the switch mechanism and the caster mechanism, and configured to transmit an action of the sliding member of the switch mechanism to the locking member, wherein the switching member includes a contact surface that contacts with the sliding member so as to slide the sliding member along the rear leg when the switching member acts in accordance with the swinging of the handle, and wherein the sliding member is urged along the rear leg so that the sliding member is kept in contact with the contact surface of the switching member during the swing of the handle relative to the frame part.