Tooth brush having both soft bristle and hard bristle

A bristles and toothbrush technology, applied in the field of toothbrushes with conical needle-shaped bristles, can solve the problem of not having a toothbrush disclosed in the disclosure

Inactive Publication Date: 2004-05-05
CJ CHEILJEDANG CORP +2
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0009] These toothbrushes of the prior art have all been manufactured and sold as separate products, but no toothbrush having all the above-mentioned advantages of the prior art has been disclosed

Method used

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  • Tooth brush having both soft bristle and hard bristle
  • Tooth brush having both soft bristle and hard bristle
  • Tooth brush having both soft bristle and hard bristle

Examples

Experimental program
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Embodiment Construction

[0017] The preferred embodiments of the present invention will be described in detail below, and examples of preferred embodiments are shown in the accompanying drawings.

[0018] figure 1 It is an enlarged side view of the toothbrush of the present invention.

[0019] The bristles 1 located at the two edges of the toothbrush serve as the first implanted bristles, with a total length of 25-32mm (the same as ordinary bristles), a tapered length of 6-10mm, and a diameter of 0.01-0.08mm. The bristles are soft and can be inserted into the periodontal pockets well. When the tapered length is less than 6-10 mm, the bristles will be too hard, which makes the user feel hard. On the other hand, when the taper length exceeds the above range, the bristles will become too soft, thereby shortening its service life. When the diameter is less than 0.01-0.08mm, the bristles will lack abrasion resistance. On the other hand, when the diameter exceeds the above range, the bristles will be too hard...

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PUM

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Abstract

Disclosed is a toothbrush having soft and hard bristles together. The toothbrush having soft and hard bristles with 6-10 mm in tapered length and 0.01-0.08 mm in diameter of end portions comprises: longer bristles( 1 ) located at both edges; and shorter bristles( 2 ) located at the central portion, wherein the bristles are generally in a semicircular form at their top portions when seen from a side, and a difference in length between the longer bristles( 1 ) and the shorter bristles( 2 ) is about 2-4 mm. The toothbrush can increase brushing efficiency and effectively remove foreign matters between teeth and inside periodontal pockets.

Description

Technical field [0001] The invention relates to a toothbrush with tapered needle-shaped bristles, in particular to a toothbrush with tapered needle-shaped bristles, which has both soft bristles and hard bristles. Background technique [0002] Generally, toothbrushes with bristles have been invented. The tips of the bristles are tapered in order to improve the removal efficiency of tartar and spots from the teeth and prevent damage to the gums during brushing. Since then, such toothbrushes have been The effect is more and more popular. [0003] As the prior art of the aforementioned toothbrush, there are Korean Patent Nos. 130932, 261658, and 311360 and Korean Utility Model Nos. 114700 and 244827 invented by the present inventor. [0004] Korean Patent No. 130932 discloses a method for making the PBT toothbrush bristles with a diameter of 0.15-0.2mm and a length of 4-8mm to be sharpened from the tip of the bristles after being broken down by chemicals, thereby forming the end diam...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): A46B9/04A46B9/06A61C17/22
CPCA46B9/045Y10S15/05A46D1/0284A46B9/04
Inventor 权荣浚权成昱
Owner CJ CHEILJEDANG CORP
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