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US 2026/0248643 A1Published application
External Footwear-Worn Heating Device
OwnerJacob McNultyinventor
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OwnerJacob McNultyinventor
Estimating the term…
An external footwear-worn heating device is provided. The device is designed to provide efficient toe-warming for users wearing steel-toe boots or other footwear in cold environments. The device comprises a lightweight, thermally conductive body that encloses a toe box of a boot and integrates at least one flexible heating element embedded within an insulated shell, ensuring even heat distribution and protection against external temperature fluctuations. A rechargeable battery powers the heating element and includes a waterproof charging port, a shock-resistant cover, and an optional removable design for extended use. The device features an adjustable heat control button with multiple settings, a power indicator for monitoring battery status, and a built-in temperature sensor to prevent overheating while optimizing energy consumption. The device is secured using an adjustable strap with an attachment mechanism, allowing quick and easy installation or removal.
An external footwear-worn heating device comprising:
An external footwear-worn heating device comprising:
A method of using an external footwear-worn heating device, the method comprising the following steps:
Dependencies are inferred from the claim text.