| 摘要 |
A hand-held personal health care device (10) for polishing of teeth wherein the appliance containing the cleaning agent at (20) driven by means mounted in the body portion (12) with a drive shaft mounted for rotation about a first axis (40) at an angle to the axis of the output shaft (25). Driven shaft (34) mounted at the aperture end for rotation about a second axis (42) at an angle to the axis of the output shaft (25). There is an elongated link (30) coupled to finish (40) and second axis (42) to produce an oscillatory motion. |
