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US 2013/0239342 A1Published application
Dental Cleaning Device
AssigneeBraun GmbH
InventorsAlexander Hilscher, Hansjorg Reick, Martin Stratmann, Peter Trawinski, Wolfgang Vorbeck, Armin Schwarz-Hartmann, Christian Neyer
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Abstract
An electric toothbrush with a removable brush section having a transponder communicating with a handle portion of the toothbrush via a non-contacting inductive coupling.
Claims16
An electric toothbrush, comprising:
- a handle;
- a first coil arranged within or on the handle, wherein when energized the first coil emits electromagnetic wave energy;
- a brush attachment that couples to the handle, the brush attachment including a bristle section;
- a second coil arranged within or on the brush attachment, wherein the second coil can receive electromagnetic wave energy emitted by the first coil when the brush attachment is coupled to the handle;
- an electric motor operatively coupled to the brush attachment to move the bristle section when the brush attachment is coupled to the handle;
- and
- a battery that powers the electric motor;
- wherein the first coil and the second coil are in the shape of a ring having a hole therethrough.
5 more elements
Dependencies are inferred from the claim text.