Patent ID: 7349206
Filing Date: 2008-03-25
Classification: G06F

Abstract:
1. A notebook computer expansion module, comprising: a base; a support rest disposed on the base and removable from the base; an adjusting handle coupling to one side of the support rest; a cable, wherein one end of the cable couples to the adjusting handle; and an adjustable rotational shaft coupling the support rest to the base, wherein the adjustable rotational shaft couples to another end of the cable, the adjusting handle draws the cable to unlock the adjustable rotational shaft, and the support rest rotates on the base for adjusting an angle of the support rest, wherein the adjustable rotational shaft further comprises: a ratchet fixed on the base, a fixing device engaging with the ratchet, wherein the fixing device disengages from the ratchet when the adjusting handle draws the cable to unlock the adjustable rotational shaft, a first shaft coupling the adjustable rotational shaft to the base, and the support rest rotates on the base when the fixing device disengages from the ratchet, and a fixing plate coupling the support rest to the first shaft, and the support rest is fixed on the fixing plate, the fixing device further comprising: