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US 12,127,899 B2Granted
Cleaning appliance
AssigneeDyson Technology Limited
InventorsScott James Mighall, Christopher Graham Vincent, Johathan George Marsh, Sammantha Stephanie Harris, Boris Zukina, Michael Graham Probert, Christopher Daniel Currer Wilkinson
Life of this patent
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Abstract
A dental cleaning appliance includes a fluid reservoir for storing working fluid, a nozzle for delivering working fluid to the teeth of a user, a light source for illuminating the fluid reservoir and a control circuit for activating the light source to generate an alert which is conveyed to the user through the illumination of the fluid reservoir.
Claims21
A dental cleaning appliance comprising:
- a handle;
- a fluid reservoir for storing working fluid;
- a fluid delivery system for receiving the working fluid from the fluid reservoir and delivering the working fluid to the teeth of a user during use, the fluid delivery system comprising a nozzle for delivering the working fluid to the teeth of the user;
- a light source located within the handle and external to the fluid reservoir for illuminating at least part of the fluid reservoir;
- a light emitting surface located on an end surface of the handle which faces the fluid reservoir, the light emitting surface emitting light emitted from the light source for illuminating the at least part of the fluid reservoir;
- and
- a control circuit for activating the light source.
4 more elements
Dependencies are inferred from the claim text.