Patent ID: 8069598
Filing Date: 2011-12-06
Classification: G09F

Abstract:
1. An adjustable display board system, the system comprising: a display board for displaying information; a first gripper including a plurality of teeth, the first gripper coupled with the left side of the display board; a second gripper including a plurality of teeth, the second gripper coupled with the right side of the display board; a first rack including a plurality of teeth complemental to the teeth of the first gripper, the first rack mounted to a rigid structure near the left side of the display board, wherein at least a portion of the first rack teeth engage with the first gripper teeth to prevent downward motion of the display board, but allow upward motion; a second rack including a plurality of teeth complemental to the teeth of the second gripper, the second rack mounted to the rigid structure near the right side of the display board, wherein at least a portion of the second rack teeth engage with the second gripper teeth to prevent downward motion of the display board, but allow upward motion; and a handle coupled to the first and second grippers, the handle, when pushed, disengaging the first gripper teeth from the first rack teeth and the second gripper teeth from the second rack teeth in order to lower the display board with respect to the first and second racks.