| 摘要 |
<p>The present invention discloses a tooth clearing apparatus includes: a body (30) inserted between upper teeth (20) and lower teeth (22); a plurality of steel wires (40, 42, 44 and 46) formed of general U-shape along inner and outer peripheral sides of the upper teeth (20) and the lower teeth (22), each of the steel wires (40, 42, 44 and 46) being supported on the body (30) at both ends thereof; spring shafts (50, 52, 54 and 56) rotatably fit around the steel wires (40, 42, 44 and 46); flexible tubes (60, 62, 64 and 66) fit around the spring shafts (50, 52, 54 and 56); brushes (60a, 62a, 64a and 66a) arranged radially on the outer peripheral surfaces of the flexible tubes (60, 62, 64 and 66); and a driving mechanism 70 disposed in the body 30 for generating power therefrom; and the power distribution mechanism (80) for distributing a rotary force generated from the driving mechanism (70) to each of the spring shafts (50, 52, 54 and 56).</p> |
