Title:
機能性歯ブラシ
Document Type and Number:
Japanese Patent JP2007529263
Kind Code:
A
Abstract:
The present invention provides a functional toothbrush which enhances both the penetration into gaps between teeth and the efficiency of brushing tooth surfaces. The functional toothbrush includes rows which each have needle-shaped bristles set in a longitudinally elongate groove and which are longitudinally arranged along an outer edge of a head part of a toothbrush body. The functional toothbrush further includes other rows which each have needle-shaped bristles set in a latitudinally elongate groove and which are longitudinally arranged on a central portion of the head part of the toothbrush body. A length of each of the needle-shaped bristles set in the outer edge of the head part is longer than a length of each of the needle-shaped bristles set in the central portion of the head part by 1.5-3.5 mm. Each of the elongate grooves has an elliptical shape.
Inventors:
Kwon, Yong-Joon
Application Number:
JP2007503811A
Publication Date:
October 25, 2007
Filing Date:
April 07, 2004
Export Citation:
Assignee:
BEST WHASUNG CO., LTD.
KWON, Young-Jun
KWON, Young-Jun
International Classes:
A46B3/16; A46B9/04; A61C17/00; A46D1/00
Domestic Patent References:
| JPH09182626A | 1997-07-15 | |||
| JPH11244048A | 1999-09-14 | |||
| JPH10225324A | 1998-08-25 | |||
| JP2002172023A | 2002-06-18 | |||
| JP2002010834A | 2002-01-15 | |||
| JP2001120358A | 2001-05-08 |
Attorney, Agent or Firm:
Yoshihiro Kodama
Zentaro Hasebe
Zentaro Hasebe