Title:
TOOTHBRUSH AND METHOD FOR MANUFACTURING TOOTHBRUSH
Document Type and Number:
WIPO Patent Application WO/2018/110299
Kind Code:
A1
Abstract:
The purpose of the present invention is to provide a toothbrush capable of obtaining a highly customized feel while achieving good cleaning performance and feeling of use. The toothbrush has: a head portion (2) having a bristle-planted surface (20) at the tip side in the longitudinal direction; a handle portion (6) disposed further towards the rear side than the head portion; and a neck portion (4) disposed between the bristle-planted surface and the handle portion. The handle portion is provided with: a plurality of grip pieces (31) formed of a hard resin, and branching from the boundary with the neck portion to extend toward the rear side; and a soft portion (41) formed of a soft resin in an elongated shape, extending toward the rear side, and having a plurality of grip pieces disposed around the outside of a cross-section perpendicular to the longitudinal direction. The end part of the rear side of at least one of the grip pieces is provided separated from the other grip pieces.
More Like This:
| WO/1984/001700 | TOOTH-BRUSH |
Inventors:
TAKAI RYOSUKE (JP)
Application Number:
PCT/JP2017/043102
Publication Date:
June 21, 2018
Filing Date:
November 30, 2017
Export Citation:
Assignee:
LION CORP (JP)
International Classes:
A46B5/00; A46B5/02; A46D3/00
Domestic Patent References:
| WO2016208333A1 | 2016-12-29 |
Foreign References:
| JP2008544785A | 2008-12-11 | |||
| JP2002034659A | 2002-02-05 | |||
| JP2015205494A | 2015-11-19 | |||
| JP2007083687A | 2007-04-05 | |||
| DE19858102A1 | 2000-06-21 | |||
| DE10314032A1 | 2004-10-21 |
Attorney, Agent or Firm:
TAZAKI Akira et al. (JP)
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