Title:
口腔ケア器具用のヘッド及び口腔ケア器具
Document Type and Number:
Japanese Patent JP7191449
Kind Code:
B2
Abstract:
A head for an oral care implement has an outer rim and an inner portion. The head comprises at least one tuft of filaments of a first type and at least one tuft of filaments of a second type. The at least one tuft of the first type is arranged at the inner portion of the head and comprises a plurality of filaments, each filament having a longitudinal axis and a substantially circular cross-sectional area extending in a plane substantially perpendicular to the longitudinal axis. The at least one tuft of the second type is arranged at the outer rim of the head and comprises a plurality of filaments, each filament having a longitudinal axis and a substantially cross-shaped cross-sectional area extending in a plane substantially perpendicular to the longitudinal axis, the cross-shaped cross-sectional area having four projections and four channels, the projections and channels being arranged in an alternating manner. The at least one tuft of filaments of the second type has a packing factor within a range from about 40% to about 55%.
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Inventors:
Ube, Jung Nickel
Jens, Arinsky
Sven, Alexander, Franke
Karen, Lynn, Claire-Jimet
Jens, Arinsky
Sven, Alexander, Franke
Karen, Lynn, Claire-Jimet
Application Number:
JP2021078642A
Publication Date:
December 19, 2022
Filing Date:
May 06, 2021
Export Citation:
Assignee:
THE PROCTER & GAMBLE COMPANY
International Classes:
A46B9/04; A46D1/00
Domestic Patent References:
| JP2015123245A | ||||
| JP2000516822A | ||||
| JP2004202021A |
Foreign References:
| US20150257520 | ||||
| US2876477 |
Attorney, Agent or Firm:
Nakamura Yukitaka
Miyajima Manabu
Tomoya Deguchi
Takuhisa Murata
Kazuma Kojima
Kazuya Yamashita
Miyajima Manabu
Tomoya Deguchi
Takuhisa Murata
Kazuma Kojima
Kazuya Yamashita