Title:
TOOTHBRUSH BRISTLE AND BRISTLE TUFT
Document Type and Number:
Japanese Patent JP2019202136
Kind Code:
A
Abstract:
To provide a toothbrush bristle having improved capability of accessing a gap between a tooth and gingiva (subgingival).SOLUTION: A toothbrush comprises: a handle; a head connected to the handle; and a plurality of bristles, respective ones of the plurality of bristles including a first end 712 having a tapered first tip, a second end 713 having a tapered second tip, and a bristle shaft 711 extending between the first end and the second end. The respective ones of the plurality of bristles are fastened to the head by a fastener 720 at a fastening point 714 along the shaft. The fastening point is located nearer to the second end than to the first end such that the first end extends from a surface of the head to a first height and the second end extends from the surface of the head to a second height. A difference h between the first height and the second height is greater than or equal to 2.25 mm.SELECTED DRAWING: Figure 7
Inventors:
SUPINDA WATCHAROTONE
LEONCIO ANGEL GONZALEZ
SAITO TORU
LEONCIO ANGEL GONZALEZ
SAITO TORU
Application Number:
JP2019091856A
Publication Date:
November 28, 2019
Filing Date:
May 15, 2019
Export Citation:
Assignee:
SUNSTAR AMERICAS INC
International Classes:
A46B9/04; A46B3/06; A46B3/16
Attorney, Agent or Firm:
Shinjiro Ono
Osamu Yamamoto
Toru Miyamae
Motoharu Nakanishi
Makoto Watanabe
Koji Michishita
Osamu Yamamoto
Toru Miyamae
Motoharu Nakanishi
Makoto Watanabe
Koji Michishita