Patent ID: 6688698
Filing Date: 2004-02-10
Classification: A47C

Abstract:
An adjustment mechanism for an armrest of a chair, comprising:a substantially vertical guiding bar extending down from a lateral side of a back of a chair; the guiding bar having a plurality of engaging trenches spaced along a first side thereof; a through hole extending substantially vertically through a rear end of an armrest, and an opening formed along the armrest and in communication with the through hole, the armrest being up and down movably connected to the guiding bar at the through hole and the opening thereof, the guiding bar having an outer portion, and an inner portion narrower than the outer portion, which are fitted to the through hole, and the opening of the rear end of the armrest respectively; and a lever pivoted to a bottom side of the rear end of the armrest, the lever having an engaging projection, the engaging projection being capable of engaging one of the engaging trenches of the guiding bar to fix the armrest in position when the lever is pivoted to a locking position.