VEHICLE SEAT AND ARMREST THEREOF

原文（中国語）

The present invention provides a structure that: prevents wear of a motor and a gear; reduces time and effort required to replace or repair either the motor or the gear when it is broken due to an excessive input; and facilitates the adjustment in the speed and the motion range of the armrest. An armrest is provided which comprises: an armrest frame attached rotatably about a rotation axis of a seat frame of a seatback; a sector gear integrated with the seat frame; sector gear teeth provided with respect to the sector gear; a motor having a pinion gear meshed with the sector gear teeth; a motor unit including the motor; and a fastening member for fastening the motor unit to the armrest frame.