Patent ID: 7204193

Claim:
A mobile holding apparatus for a work aid, wherein the holding apparatus is comprised of a support plate, wherein the support plate includes an upper side with a work surface and a lower side, further wherein the support plate is mounted on a stand, wherein the stand is free-standing and the support plate includes guide means for adjusting the height of the support plate on the stand, wherein a slide is height-adjustably mounted on the stand, wherein the support plate is guided with said slide in a self-locking manner on the stand and downwardly supported with a gas spring, wherein the gas spring acts on the slide from below and wherein the support plate is mounted on the stand in such a way that the support plate can be moved downward by hand in a rear region and upward by hand in a front region, the slide includes two guide elements arranged a distance from one another, the guide elements are each guided in a self-locking manner in a groove and fixing is effected by the elements, which are canted in a corresponding channel, resulting in frictional locking.