US Patent 7990721 Computer system with heat sink

A computer system includes a chassis, a motherboard, an isolation component, and a block. The chassis includes a bottom wall, and a sidewall connected to the bottom wall. The motherboard is secured to the chassis. A heat sink is secured to the motherboard for cooling a chip mounted on the motherboard. An isolation component is secured to the chassis between the bottom wall and the motherboard. The isolation component includes a bent piece attached to the side wall and positioned between the heat sink and the sidewall. A distance is defined between the bent piece and the heat sink. The block is attached to the bent piece and positioned between the heat sink and the sidewall to span the distance.