Patent ID: 8567882

Claim:
A rack assembly for an appliance, the rack assembly defining a vertical direction and a transverse direction, the vertical and transverse directions being perpendicular, the rack assembly comprising: a sidewall formed of a series of vertical members fixed to a series of transverse members, said series of vertical members extending longitudinally along the vertical direction and spaced apart from one another along the transverse direction, said series of transverse members extending longitudinally along the transverse direction and spaced apart from one another along the vertical direction; and a rack adjustment assembly comprising: an axle having an axis of rotation about which said axle is rotatable; a plurality of engagement cams fixed to said axle, said plurality of engagement cams spaced from each other along the transverse direction on said axle such that each engagement cam of said plurality of engagement cams is disposed between vertical members of said series of vertical members, each engagement cam of said plurality of engagement cams having an upper surface and a lower surface positioned opposite the upper surface, said plurality of engagement cams being simultaneously rotatable with said axle about the axis of rotation between a support position and an adjustment position, wherein the upper surface of said engagement cams is in contact with one of said series of transverse members in the support position, wherein said plurality of engagement cams is oriented in a manner that allows one of said series of transverse members to move across the lower surface of said engagement cams in the adjustment position.