Processing method for taper of needle-shaped bristle enhanced throughput
摘要
<p>The present invention relates to a method of tapering a toothbrush bristle which increases production efficiency. The method includes the steps of cutting bundles of toothbrush bristles; and non-directionally immersing the entire cut bundles of toothbrush bristles into a chemical solution to taper both sides of the toothbrush bristles. According to the present invention, the production efficiency of a needle-shaped bristle is increased approximately three times, and the loss of raw materials is greatly decreased because several processes are not performed.</p>
申请公布号
EP2399484(A1)
申请公布日期
2011.12.28
申请号
EP20110181110
申请日期
2008.03.12
申请人
BEST WHASUNG CO., LTD.;KWON, YOUNG-JUN;KWON, SUNG-WOOK;KWON, SUNG-HWAN