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US 9,282,811 B2Granted
Indicator system for replacement of a brush portion of a power skin brush
AssigneeL'oreal
InventorsJoseph Grez, Rachel Stroback, Scott Straka
Life of this patent
Estimating the term…
Abstract
The skin brush appliance includes a handle member with a replaceable brushhead assembly. The replaceable brushhead assembly includes a bristle portion which becomes worn in use to the point where it must be replaced to maintain performance of the appliance. An LED light is provided in the vicinity of the bristle portion which is controlled to come on when the bristle assembly is in need of replacement.
Claims16
A power skin brush, comprising:
- a handle member;
- a brushhead assembly portion in a head portion of the handle, mounted so as to be replaceable, where in operation the brushhead assembly includes a bristle portion comprising a plurality of circular rows of bristle tufts which becomes worn to the point that its performance is degraded;
- a light positioned within the skin brush in the vicinity of the brushhead assembly;
- and
- a control assembly for initiating illumination of the light only when the brushhead is worn and due to be replaced, wherein the light is visible to the user.
2 more elements
Dependencies are inferred from the claim text.