公开(公告)号：US20210227964A1

公开(公告)日：2021-07-29

申请号：US16619122

申请日：2018-12-13

Applicant: Colgate-Palmolive Company

Inventor： Chang L. LIU ,  Jiang ZHOU ,  Yanmei JI ,  Fan Gang XIE

IPC: A46B9/04 ,  A46B9/02 ,  A46D1/00 ,  A46B9/06

Abstract: An oral care implement having a head with a plurality of cleaning elements coupled thereto and extending therefrom. In the exemplified embodiment, the cleaning elements have a plurality of bristle tufts each including a plurality of bristle filaments. In one aspect, the oral care implement may include a first bristle tuft having inner and outer filaments with the outer filaments being taller than the inner filaments and a second bristle tuft having inner and outer filaments with the outer filaments being shorter than the inner filaments. In another aspect, the oral care implement may include a bristle tuft having inner and outer filaments with the inner filaments being either taller or shorter than the outer filaments, and whereby distal ends of the inner and outer filaments are angled relative to an axis of the bristle tuft.

公开(公告)号：US20230225493A1

公开(公告)日：2023-07-20

申请号：US18182898

申请日：2023-03-13

Applicant: Colgate-Palmolive Company

Inventor： Chang L. LIU ,  Jiang ZHOU ,  Yanmei JI ,  Fan Gang XIE

IPC: A46B9/06 ,  A46B9/04

CPC classification number: A46B9/06 ,  A46B9/04 ,  A46B2200/1066

Abstract: An oral care implement having a head with a plurality of cleaning elements coupled thereto and extending therefrom. In the exemplified embodiment, the cleaning elements have a plurality of bristle tufts each including a plurality of bristle filaments. In one aspect, the oral care implement may include a first bristle tuft having inner and outer filaments with the outer filaments being taller than the inner filaments and a second bristle tuft having inner and outer filaments with the outer filaments being shorter than the inner filaments. The first bristle tufts may be arranged on the head in a position so as to surround the second bristle tufts, or the second bristle tufts may be arranged on the head in a position so as to surround the first bristle tufts. Distal ends of the first and second bristle tufts may be angled.