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US 7,743,506 B2Granted
Heated shaving razors
AssigneeThe Gillette Company
InventorsAndrew Szczepanowski, Robert A. Trotta
Life of this patent
Estimating the term…
Abstract
Razors and systems for wet shaving are provided. The razors include a heating element and a heating material that may be heated by the heating element. Some systems include a holder for the razor, comprising contacts positioned to engage electrical contacts of the razor and deliver power from a power source to the heating element.
Claims9
A razor for wet shaving comprising:
- a handle including a hollow body having an outer surface,
- electrical contacts disposed on the outer surface, a blade unit, extending from the handle, carrying a plurality of blades having elongated cutting edges, at least one heating element within the handle, in electrical communication with the contacts,
- at least one phase change material disposed within the hollow body,
- a heating material, disposed within the hollow body so as to be heated to fluid by the heating element or the phase change material,
- wherein the at least one phase change material, the at least one heating element and the heating material are adjacent to one another in the handle, and a fluid passageway through which the heating material can be delivered from the blade unit during shaving.
2 more elements
Dependencies are inferred from the claim text.