| 摘要 |
600502 A manual toothbrush 10 which includes a head section 12, including a rack 18, a handle 11, and one brush section including a pinion 21 and bristles 24. The head section 12 is fixedly located at a first end of the handle 11. The pinion 21 is configured to engage with the rack 18, such that in use the rack 18 and pinion 21 cooperate to translate lateral movement of the toothbrush 10 into rotation oscillation movement in the brush section and the brush section moves laterally with respect to the head section.
|
