Electric toothbrush comprising an electrically powered element
US7748070B2 · kind B2 · utility
25Cited by
123References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 14, 2008 |
| Grant date | Jul 6, 2010 |
| Priority date | — |
| Expiry date | Aug 14, 2028 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01L2224/49113
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
An electric toothbrush having a handle, a head, and a neck extending between the handle and the head is disclosed. The handle has a hollow interior region having a motor and an electrical power source. The head includes an ultrasonic transducer and a bristle field. The ultrasonic transducer is in electrical communication with the electrical power source, and a shaft is operatively connected to the motor for moving the bristle field.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.