Patent ID: 6515867
Filing Date: 2003-02-04
Classification: G06F,H05K

Abstract:
A screw-less fixing structure for fixing the add-on card of a PC, the PC comprises a back plate and a slot fixing module, the slot fixing module installed on the inner side of the PC has a plurality of fixing slots for assembling at least an add-on card,. the slot fixing module further comprises a fixing plane, the add-on card comprises a bracket with one end bent to form a fixing sheet, when assembling the add-on card, the fixing sheet attached to the fixing plane, the bracket is covered on the fixing slot of the add-on card; the screw-less fixing structure for fixing the add-on card comprising:a support plate fixed on the back plate, having two pivot seats formed separately on two opposed edges; a rotational pressing plate having two protrusion pivots and two arched bearings, the two protrusion pivots separately extend from two opposed edges of the rotational pressing plate and can pivot in the pivot seats of the support plate, and the two arched bearings'are formed by a first arched sheet and a second arched sheet; a positioning device disposed on the inner side of the back plate; and a spring wire having a first hook pivot formed at one end and a second hook pivot formed at the other end, The first hook pivot is pivotally inserted into the first arched bearing, and the second hook pivot s pivotally inserted into the second arched bearing such that the spring wire is coupled to and can pivot with respect to the rotational pressing plate; wherein the spring wire can be coupled to the positioning device, and the rotational pressing plate will press on the fixing sheet of the add-on card against the fixing plane so as to fasten the add-on card.