Patent ID: 7382621
Filing Date: 2008-06-03
Classification: H01L

Abstract:
1. An electronic system, comprising: an add-on card having a socket thereon, an electronic element being attached on the socket, the electronic element being for processing video signals; a base plate located on the add-on card for dissipating heat generated by the electronic element; a back plate located below the add-on card for supporting the add-on card; and a separable interlocking device extending through the add-on card and the base plate and threadedly connecting the add-on card, the base plate and the back plate together; wherein the interlocking device comprises a plurality of fastening members which extend through the socket of the add-on card and protrude from the add-on card to threadedly engage with the back plate; and wherein the interlocking device further comprises a plurality of screws corresponding to the fastening members, each of the screws having external threads extending through the base plate and threadedly engaging with a corresponding fastening member.