Patent ID: 7318380

Claim:
A tray assembly for a chair, comprising: a frame having a peripheral edge extending at least partially around and defining an area having a predetermined shape and size; a tray insert having a bottom portion with a periphery and a peripheral lip connected to and extending upwardly from said bottom portion around said periphery of said bottom portion, said bottom portion having a shape conforming at least substantially to the predetermined shape and a size marginally smaller than the predetermined size of the area defined by the peripheral edge of the frame so as to be cooperatively receivable in the area in at least substantially covering and conforming relation thereto with said peripheral lip adjacent to at least a portion of said peripheral edge of the frame; and elements for locking the tray insert on the frame with said bottom portion cooperatively received in said area and said peripheral lip adjacent to the peripheral edge of the frame, including an element connected to and extending from said peripheral lip on one side of said tray insert and configured to extend at least partially around and releasably engage a portion of said frame, and an element connected to and extending from said peripheral lip on another side of said tray insert and configured to releasably engage a portion of said frame.