| 摘要 |
An electric powered toothbrush is provided to brush interior surface as well as the exterior surface of teeth simultaneously by extending or closing up first and second brushes with rotation shafts and a fixing tool. In the electric powered toothbrush, a first brush(11) and a second brush(12) fixed on a first rotation shaft(13) and a second rotation shaft(14) rotate simultaneously. The first rotation shaft(13) and the second rotation shaft(14) are made of a flexible material. A wing member that is formed symmetrically from the fixing tool(18) and is made of a flexible material is fixed on the first and second rotation shafts(13,14). The fixing tool(18) is detachably fixed on the upper part of a housing(1). The upper part of the housing(1) is locked on an insertion recess of the fixing tool(18). |
