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US 7,946,056 B2Granted
Ambulatory hairdryer
AssigneeKroll Family Trust
InventorsMollie B. Kroll, Mark W. Kroll
Life of this patent
Estimating the term…
Abstract
A portable self-contained hair drying helmet is taught that has thermal storage, desiccants, a phase change material, and thin lithium ion polymer batteries to allow one to dry their hair while walking around and performing personal and household duties.
Claims11
A personal ambulatory hair dryer system comprising:
- an approximately head-conforming shell, the shell comprising a desiccant, a phase change material for storing and releasing energy, at least one heating element, a fan, and a battery weighing less than 1 kilogram,
- wherein the phase change material comprises a first state and a second state, in the first state the phase change material is solid and in the second state the phase change material is liquid,
- wherein the battery is in electrical communication with the fan and the at least one heating element, and
- wherein the shell is constructed and arranged to be positioned upon a base unit, the base unit further comprising electrical contacts to recharge the battery in the shell.
1 more element
A personal ambulatory hair dryer system comprising:
- an approximately head-conforming shell, the shell comprising a desiccant, a phase change material for storing and releasing energy, at least one heating element, a fan, and a lithium ion battery weighing less than 1 kilogram,
- wherein the phase change material comprises a first state and a second state, in the first state the phase change material is solid and in the second state the phase change material is liquid,
- wherein the desiccant comprises zeolite and silica gel, and
- wherein the battery is in electrical communication with the fan and the at least one heating element, and
- wherein the shell is constructed and arranged to be positioned upon a base unit, and
- wherein the hair dryer system further comprises a humidity sensor, a temperature sensor, standoffs, and electrical contacts to recharge the battery in the shell.
3 more elements
Dependencies are inferred from the claim text.