PORTABLE INFORMATION APPARATUS AND COVER DEVICE

To provide a portable information apparatus including a cover device capable of suppressing quality deterioration of the appearance or touching feeling while securing radiation performance, and the cover device.SOLUTION: A portable information apparatus includes a housing that stores an exothermic body therein, and a cover device that covers a back surface of the housing. The cover device includes a core material, a graphite sheet laminated on the surface of the core material, an auxiliary sheet laminated on the surface of the graphite sheet and being more flexible than the core material, and a surface material laminated on the surface of the auxiliary sheet and forming the surface of the cover device and being more flexible than the auxiliary sheet.SELECTED DRAWING: Figure 5 【課題】放熱性能を確保しつつ、外観や触感の品質低下を抑制することができるカバー装置を備える携帯用情報機器及びカバー装置を提供する。【解決手段】携帯用情報機器は、内部に発熱体を収容した筐体と、前記筐体の背面を覆うカバー装置と、を備え、前記カバー装置は、芯材と、前記芯材の表面に積層されるグラファイトシートと、前記グラファイトシートの表面に積層され、前記芯材よりも柔軟な補助シートと、前記補助シートの表面に積層されて当該カバー装置の表面を形成し、前記補助シートよりも柔軟な表面材と、を有する。【選択図】図５