Patent ID: 7907397

Claim:
A heat dissipating hinge for an electronic device comprising: a first heat pipe comprising an evaporator section and a condenser section; a second heat pipe comprising an evaporator section and a condenser section; a main body defining therein a first receiving groove and a second receiving groove, the condenser section of the second heat pipe being received in the second receiving groove and thermally connecting with the main body; a cover being mounted to the main body, the cover defining therein a third receiving groove, the third receiving groove and the first receiving groove cooperatively forming a receiving channel, the evaporator section of the first heat pipe being rotatably received in the receiving channel and thermally connecting with the main body, the receiving channel being filled with thermal grease; and a first supporting member and a second supporting member respectively received in two ends of the receiving channel, the evaporator section of the first heat pipe extending through the first supporting member and the second supporting member, the first supporting member and the second supporting member being respectively located at two ends of the evaporator section of the first heat pipe and fixed thereto, wherein the receiving channel comprises a middle portion and two end portions at two opposite ends of the middle portion, each end portion of the receiving channel has a diameter greater than that of the middle portion of the receiving channel, the first supporting member and the second supporting member are respectively received in the two end portions of the receiving channel, and the thermal grease is received in the middle portion of the receiving channel and prevented from leakage from the middle portion of the receiving channel by the first and the second supporting members.