| CPC B64D 11/0023 (2013.01) [B64D 11/0696 (2013.01)] | 18 Claims |

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17. An apparatus comprising:
at least one rail installed in a cabin;
a slider movable along the rail;
a first driver connected to the rail and the slider and configured to provide a driving force for moving the slider; and
a partition body fixed on the slider,
wherein the slider comprises:
an insertion portion disposed on the first driver and comprising a separation prevention portion protruding in a direction perpendicular to a movement direction of the slider; and
a support disposed on the insertion portion and configured to support the partition body, and
wherein the support comprises:
a hollow; and
a protruding stud configured to be retracted inside of the hollow and to protrude outside of the hollow via at least one through-hole formed in a side surface of the support,
wherein the apparatus further comprises a second driver installed in the hollow via the at least one through-hole, and
wherein the second driver comprises:
a motor connected to a frame,
a pinion gear connected to a motor shaft of the motor, and
a rack gear in the hollow of the support and configured to engage with the pinion gear.
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