ARMREST OF CAR SEAT

The present disclosure relates to an armrest of a car seat including a connection bracket coupled to a car seat, a rest body connected to the connection bracket so as to be turnable about a fourth axis of rotation, a third cam connected to the rest body so as to be turnable about the fourth axis of rotation, a gas cylinder connected to the third cam, the gas cylinder being configured to be extended and contracted in a longitudinal direction, and a manipulation button installed at the rest body, the manipulation button being configured to manipulate the gas cylinder. The third cam includes a second guide rod protruding from one end of the third cam. The second guide rod passes through the armrest main body guide hole formed in the armrest main body and the second guide hole formed in the connecting bracket to limit the rotation angle of the armrest. The third cam includes a first coupling portion formed with a fourth rotating shaft, a second coupling portion formed with a second guide rod, and a third coupling