Patent ID: 7918267

Claim:
A heat dissipation device comprising: a heat sink comprising a base with thermal interface material applied to the base; and a protective cap covering the base and engaging a periphery of the base of the heat sink, the protective cap comprising: a body shielding the thermal interface material; first, second, third and fourth sidewalls extending from the body and attached to the periphery of the base of the heat sink, two opposite cutouts being respectively defined between the second and third sidewalls and between the first and fourth sidewalls to render corresponding two corners of the base of the heat sink uncovered by the protective cap, the first and second sidewalls being located at two adjacent lateral sides of the body and connected with each other to abut against two lateral sides of a first corner of the base of the heat sink; and a rotatable portion located at a corner of the body and being rotatable relative to the body, the rotatable portion comprising a base-wall rotatably connected with the body and two positioning sides extending from the base-wall and engaging with two lateral sides of a second corner of the base of the heat sink, wherein the first and second corners are two diagonally opposite corners of the base of the heat sink.