US Patent 11390203 Armrest assembly for vehicle seat

An armrest assembly for a vehicle seat, the assembly comprising an armrest, a support, and an intermediate portion, the armrest being movable in translation along a vertical direction relative to the support, the assembly further comprising a locking device for the armrest comprising: a first part having toothed elements, and a second part capable of coming into contact with the toothed elements of the first part, and wherein the second part is movable between a locking position in which the second part is in contact with the toothed elements of the first part and an unlocking position allowing movement in translation along the vertical direction of the armrest.