| 摘要 |
FIELD: individual hygienic articles. SUBSTANCE: toothbrush has plastic head, vertical separate plastic bristles embedded into head. Bristles are arranged on toothbrush head at density of about 400-800 separate bristles/sq. cm. Height of bristles including length of separate bristles and thickness of toothbrush head is within the range of 6.5-11 mm. EFFECT: simplified construction and increased efficiency. 5 dwg |
