Patent ID: 8403418

Claim:
A chair comprising a seat ( 1 ) structure and a backrest ( 4 ) structure arranged pivotally to the seat structure; an armrest ( 8 ) arranged pivotally to the backrest structure through a pivotal connection ( 9 ); a link mechanism ( 10 , 18 ) that is journalled to the structures of the seat and the backrest, respectively, wherein the armrest ( 8 ) is adjustable in a length direction of the backrest by means of the pivotal connection ( 9 ) being arranged displaceable on the backrest structure, and in that the pivotal orientation of the armrest ( 8 ) is controlled via a sliding engagement between a lever arm ( 24 ), adjoining the armrest at an angle thereto, and an actuator link ( 23 ) comprised in the link mechanism and displaceable thereby with respect to the backrest so as to extend substantially in the length direction of the backrest in all its positions of displacement.