Patent ID: 7478868
Filing Date: 2009-01-20
Classification: A47C

Abstract:
1. An armchair tablet hinge system for rotating and folding a tablet with respect to an armrest of an armchair comprising: a support affixable to the armrest; a rotatory hollow shaft rotatably housed in the support and having a head at one end of the shaft, the head projecting out from a front end of the support; a cam affixable to the tablet, the cam rotatably mounted in the head of the shaft to provide articulation of the tablet; a rod axially housed in the shaft and pushed by a spring to project one end of the rod through the head to provide a sliding rest against the cam; a notch in the cam abutting the one end of the rod to provide provisional blocking of the rotation of the tablet; an angular notch at a rear end of the support; a bolt affixed perpendicular axially to the shaft and in the angular notch to limit rotation of the shaft with respect to stop position of ends of the angular notch; and a torsion spring acting on the shaft to rotate the shaft in a direction to make the tablet fall into a folded position under the armrest.