Portable desk

Claim 1

A portable writing desk for use in both a vehicle having a steering wheel inclined relative to the horizontal, and on a horizontal surface, said writing desk comprising: means presenting a flat surface; first and second hook means coupled with said surface and projecting away from it for engagement with said steering wheel, each of said hook means being characterized by a closed configuration of generally polygonal cross section, a flat bottom, and an absence of any open protrusions, so as to present a foot support for said flat surface presenting means when the latter is placed on said horizontal surface; a plurality of sidewalls coupled with said flat surface presenting means and projecting upwardly therefrom, said sidewalls increasing in height as they extend away from the end of said surface presenting means where said hook means are located; means presenting a writing surface and being hingedly coupled with one of said sidewalls at the same side of said surface presenting means as the side where said hook means are located, whereby when said hook means engage said steering wheel said writing surface is inclined toward said hook means and when said hook means are placed on a horizontal surface said writing surface is inclined away from said hook means.