Patent ID: 7131688

Claim:
An adjustable tray for use on a chair arm comprising: adjustable platform means for providing a flat working surface; stopping means pivotally connected to said platform means to secure said platform means against said chair arm while allowing said platform means to rotate in horizontal and vertical planes; parallel guide means; width adjustment means that allow the distance between said parallel guides to be varied for adjustably securing said parallel guide means to said stopping means; compression means fastened around said parallel guide means for adjustably securing said parallel guide means to said chair arm; and a slideable rotational fastener that is capable of moving from a vertical in-use position on top of said stopping means to a horizontal storage position on either side of said stopping means, wherein manual manipulation of said fastener from a top position is permitted in said vertical in-use position to allow rotation, selective adjustment and use of said adjustable platform about a vertical axis in a horizontal plane on top of said stopping means and in front of said chair arm, and wherein manual manipulation of said fastener from a side position is permitted in said horizontal storage position to allow rotation, selective adjustment and storage of said adjustable platform about a horizontal axis in a vertical plane on either side of said stopping means and chair arm.