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    Oral care implement
    1.
    发明授权
    Oral care implement 有权

    公开(公告)号：US11622618B2

    公开(公告)日：2023-04-11

    申请号：US16619122

    申请日：2018-12-13

    申请人： Colgate-Palmolive Company

    发明人： Chang L. Liu ,  Jiang Zhou ,  Yanmei Ji ,  Fan Gang Xie

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

    摘要： 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.