Toothbrush
US7877832B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Dec 20, 2004 |
| Grant date | Feb 1, 2011 |
| Priority date | — |
| Expiry date | Feb 27, 2027 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA46B2200/1066
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
An electrically powered toothbrush comprising a handle which contains an electric motor and power supply, a head part connected to the handle to be driven in motion by the electric motor by a transmission means between the motor and the oral head part. The head part is flexibly and resiliently connected to the handle such that the head part can move resiliently under pressure of the oral hygiene part against a tooth surface. The motor is moveably mounted within the handle and the assembly of motor and transmission means is pivotally connected to the handle at a pivot point between the brush head and the motor. Suitably the handle is in two parts with a flexible connection between the parts.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.