Electric heating – Heating devices – Combined with container – enclosure – or support for material...
Patent
1999-06-21
2000-11-07
Walberg, Teresa
Electric heating
Heating devices
Combined with container, enclosure, or support for material...
219429, 220523, 206550, A21B 152
Patent
active
061440167
ABSTRACT:
A temperature insulated lunch box having an upwardly open heated food chamber and an upwardly open unheated food chamber. A cover closes the food chambers. The heated food chamber has a nestable container having a closure. The lunch box includes an electrical circuit including a heating element which is optionally a radiant heating element, a battery, a switch controlling power to the heating element, an externally accessible connector for receiving AC power and a power converter which charges the battery from the AC source. The lunch box has a downwardly open chamber located beneath the food chambers. The downwardly open chamber contains legs which fold out to support the lunch box on an environmental surface, and a tray having pockets for storing cloths and retainers for retaining flatware. The tray is releasably held to the walls of the downwardly open chamber by a spring biased fastener.
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Fuqua Shawntina T.
Kroll Michael I
Walberg Teresa
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