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US 11,998,414 B2Granted
Dental treatment appliance
AssigneeDyson Technology Limited
InventorsMatthew William Ford, Peter Joel Davies
Life of this patent
Estimating the term…
Abstract
A dental cleaning appliance includes a handle, a fluid reservoir for storing a working fluid, and a fluid delivery system. A motorised drive unit drives movement of a bristle carrier relative to the handle. At least part of an inlet conduit of the fluid delivery system lies adjacent to the external surface of the motor, and at least part of an outlet conduit of the fluid delivery system extends through the motor.
Claims9
A dental cleaning appliance comprising:
- a handle;
- a fluid reservoir for storing a working fluid;
- a fluid delivery system for receiving working fluid from the reservoir, the fluid delivery system comprising a pump, an inlet conduit for conveying working fluid from the reservoir towards the pump, a nozzle for delivering working fluid to the oral cavity of a user, and an outlet conduit for conveying working fluid from the pump towards the nozzle;
- a brush unit comprising a bristle carrier and a plurality of bristles mounted on the bristle carrier;
- and
- a drive unit for driving movement of the bristle carrier relative to the handle, the drive unit comprising a motor;
- wherein at least part of the outlet conduit extends through the motor.
4 more elements
Dependencies are inferred from the claim text.