Patent ID: 8622477

Claim:
An armrest assembly provided for a seating unit, the armrest assembly comprising: an armrest for supporting an arm of an occupant of the seating unit; a support fixedly mounted to a seat pan of the seating unit; a moveable housing having a lower plate and a plurality of walls attached to the lower plate, wherein the lower plate includes an elongate slot formed therein, and wherein the armrest is assembled to the moveable housing; a mounting plate having an upwardly disposed post element that, at least, partially extends through the elongate slot, wherein the mounting plate is moveably coupled to the support; and an angle-adjustment mechanism for enabling two degrees of articulation of the armrest, the angle-adjustment mechanism comprising: (a) a pivot bracket attached to the post element, wherein the pivot bracket includes a bushing, an arm radially extending from the bushing, and a pin downwardly disposed from the arm; and (b) a shuttle rotatably coupled to the bushing, wherein the shuttle includes an arcuate slot for receiving the pin, wherein one or more sections of the arcuate slot are configured with a width that is undersized with respect to a thickness of the pin, thereby restraining rotation of the shuttle with respect to the pivot bracket.