Patent ID: 6302189
Filing Date: 2001-10-16
Classification: H05K

Abstract:
An engagement structure of a fan, which is engaged onto a heat dissipation plate, the heat dissipation plate having a plurality of heat dissipation fins, a plurality of lower engagement portions with inverted-L-shapes being formed on said plurality of heat dissipation fins, and a plurality of clearances substantially parallel to said plurality of heat dissipation fins being formed on each of said lower engagement portions, said engagement structure comprising:a fan frame; anda plurality of upper engagement portions with L-shapes elastically mounted around said fan frame, each of said upper engagement portions including an L-shaped portion, and a plurality of ribs being formed on said L-shaped portions, wherein when assembling said engagement structure with said heat dissipation plate, said L-shaped portions are engaged with said lower engagement portions with inverted-L-shapes for mounting in a vertical direction, while said plurality of ribs being engaged with said plurality of clearances for mounting in a horizontal direction.