Back to results
US 6,825,445 B2Granted
Real electric shaver
AssigneeRadiancy Inc.
InventorsPinchas Shalev, Zion Azar
Life of this patent
Estimating the term…
Abstract
A hair cutting apparatus comprising a structure (1260), a portion (1216) of which being adapted for placement against a skin surface where hair is to be cut, a heat generator comprising one or more heat elements (1214) heated to a temperature sufficient to cut hair, at least one of said heat elements being juxtaposed with said portion and positioned to touch said skin and a controller that controls said heat generator to prevent heat from being applied continuously in a single area for sufficient time to cause skin damage.
Claims59
A hair cutting apparatus comprising:
- a structure, a portion of which being adapted for placement against a skin surface where hair is to be cut;
- a heat generator comprising one or more heat elements heated to a temperature sufficient to cut hair, at least one of said heat elements being juxtaposed with said portion and positioned to touch said skin;
- and
- a controller that controls said heat generator to prevent heat from being applied continuously in a single area for sufficient time so cause skin damage.
1 more element
A method of cutting hair comprising:
- providing a heat element touching the skin, said heat element being heated to a peak temperature high enough to cause the cutting of hair and the burning of skin at said position;
- and
- interrupting the heating of the skin at said position before the skin is burned.
Dependencies are inferred from the claim text.