Patent ID: 7489515

Claim:
An expansion card comprising: a terminal block being rectangular, having a top, a bottom, two long edges, two short edges, multiple terminal arranged abreast in one of the long edges of the terminal block, two stepped retainers formed respectively on the short edges of the terminal block; a bottom metal sheet being rectangular and having two long edges, two short edges, a front end, a rear end mounted at the bottom of the terminal block, a front pair of hooks formed respectively on the long edges of the bottom metal sheet adjacent to the front end, a rear pair of hooks formed respectively on the long edges adjacent to the rear end and hooking respectively on the stepped retainers, and two first connection members extending upward from the front end of the bottom metal sheet; a top metal sheet being rectangular and having a front end, a rear end mounted on the top of the terminal block, two long edges, two bent portions being L-shaped, formed respectively on and protruding respectively from the long edges of the top metal sheet and respectively abutting the long edges of the bottom metal sheet, and two second connection members extending downward from the front end of the top metal sheet and corresponding respectively to the first connection members; a plastic seat being rectangular and having an opening defined in the plastic seat, engaged with the bottom and the top metal sheets and having four joint elements engaged respectively with the first and second connection members on the top and bottom metal sheet.