| 摘要 |
FIELD: personal articles. ^ SUBSTANCE: roller unit for electric razor contains cylindrical roller and drive device for rotation around central axis. Roller contains several blades with cutting edges open outwards and passing parallel to central axis. Each blade moves on user's skin for cutting protruding hairs. Roller unit additionally contains at least one thread, coiled in spiral-like manner around roller in such way that clearance between adjacent parts of thread along cutting edges constitutes not more than 8 mm. ^ EFFECT: invention improves raising of hairs and does not leave "shadows" during shaving. ^ 17 cl, 7 dwg |
