| 摘要 |
The present invention relates to an electric hot pack device comprising a housing assembly which forms exterior and an inner space therein; and a regenerator which comprises a heating unit emitting heat when power is applied and a heat storage unit formed around the heating unit and is received in the housing assembly. The housing assembly comprises: an outer housing forming exterior; and an inner housing which is placed in the outer housing and has a receiving space therein. Accordingly, deformation and damage of the housing can be suppressed and lifetime is extended. |
