| 摘要 |
This invention is related to an electric brush that provides a correct, harmless and easy brushing for the human oral health and cleaning, it also may be used in the therapeutic hygiene of handicapped persons and even in veterinary use for related animals. It has reloadable batteries. It includes a reversible electric motor, a reducer gear cage, a cylindrical or conic brush with special bristles in all its surface (360°), a cabling and electric switches of 3 position that achieves a complete EFFICIENT ROTATION of the brush in 2 directions manually changeable, one of them clockwise and the other one counterclockwise to make the brushing of the teeth in the right direction required and recommended by the dentists for the gums of each maxillary. This is the only one brush that due to its design of shape and bristles and its reducer gear cage that balances and harmonizes the speed-force-torque for an EFFICIENT ROTATION, gets an EFFICIENT AND HARMLESS BRUSHING without harmful side effects. |
