US Patent 9782022 Adjustable food shield with detents

An adjustable food shield includes a pair of support columns, a pair of rotation and detent mechanisms, a top shelf resting on and attached to the top ends of the support columns, a pair of rotation arms. One of the rotation arms is coupled respectively to each of the rotation and detent mechanisms, such that the rotation arms are rotatable about an axis generally parallel with a lengthwise dimension of the adjustable food shield. The rotation and detent mechanisms provide detents at a number of angular positions of the rotation arms. The adjustable food shield further comprises a shield panel fixed to the rotation arms.