Patent ID: 7945288

Claim:
A portable apparatus comprising: a main body including therein at least one electric part; a heat transmitter fixedly and directly connected to the electric part to transmit heat generated/emitted by the electric part, wherein the heat transmitter is non-extendible and non-retractable; a connection member connected to the heat transmitter and having a first connection part, which is accessible from outside of the portable apparatus and which emits heat generated due to an increase in temperature caused by driving the electric part, the heat being transmitted from the heat transmitter; and a detachable accessory device which is disposed in contact with the first connection part, wherein the accessory device comprises a second connection part detachably connected with the first connection part, and the first and the second connection parts are formed of a material capable of mutual thermal transmission, and wherein the first connection part includes a plurality of projections each having a contacting area which contacts with an external air.