Structural Shell Insert for Soft-Shell Lunchboxes
OwnerDestiny Bullock, Keith Bullockinventors
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OwnerDestiny Bullock, Keith Bullockinventors
Estimating the term…
The present invention is a lunchbox shell insert device to enhance the functionality of soft-shell lunchboxes by providing structural support, selectively preventing collapse, and ensuring food protection. The device includes a main body with a base and a plurality of walls extending upward to define an open top, which can be enclosed using a sealing lid with an airtight and leak-resistant seal. In one embodiment, the insert features accordion-style collapsible walls, enabling it to transition between an expanded state for food storage and a collapsed state for compact transport. In another embodiment, the insert incorporates a temperature sensor that detects internal food temperature and transmits alerts to a paired device. The device is designed for compatibility with standard soft-shell lunchboxes, offering a durable, spill-resistant, and versatile food storage solution for students, professionals, and outdoor users.
A lunchbox device comprising:
A lunchbox device comprising:
A lunchbox device comprising:
Dependencies are inferred from the claim text.