发明名称 |
Manufacturing method of toothbrush filaments using power toothbrush and toothbrush using thereof |
摘要 |
Provided is a tapered filament for a power toothbrush made of a synthetic resin and formed with tapers at two ends thereof and a non-tapered area for tufting part of which middle is tufted into a power toothbrush, wherein an overall length is 16 to 22 mm, a length of the non-tapered area for tufting part is 4 to 12 mm, and the rest parts except for the non-tapered area for tufting part form tapers at two ends.
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申请公布号 |
US8512611(B2) |
申请公布日期 |
2013.08.20 |
申请号 |
US20100870299 |
申请日期 |
2010.08.27 |
申请人 |
KANG YEON-BOK;KANG KI-TAE;OH GUI-HWAN;BBC CO., LTD. |
发明人 |
KANG YEON-BOK;KANG KI-TAE;OH GUI-HWAN |
分类号 |
A46D1/04 |
主分类号 |
A46D1/04 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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