| 摘要 |
A portable food heating device includes a soft-walled, flexible enclosure and a heating element within the enclosure for cooking a food item and maintaining the food item within a desired temperature range. The device includes an opening and a lid covering the opening. The heating element may be connected within a heating tray that is supported on the enclosure. The heating tray may be positioned within the enclosure. In one embodiment, the heating tray is not attached to the enclosure, such that they tray may be removed from the enclosure and used outside the enclosure. The heating tray includes a controller, such as a thermal switch, that is programmed to maintain the heating tray within a desired temperature range. |
