公开(公告)号：US20170245627A1

公开(公告)日：2017-08-31

申请号：US15507329

申请日：2014-09-03

Applicant: COLGATE-PALMOLIVE COMPANY

Inventor： Wen Jin XI ,  Guang Sheng GUO ,  Xiang Ji DING

IPC: A46B9/04 ,  A61C17/34 ,  A61C17/22 ,  A46B9/02 ,  A46B15/00

Abstract: A toothbrush (100) having a combination of tapered and non-tapered cleaning elements (50) for enhanced cleaning effects and having a plurality of tapered bristle tufts of differing tuft configurations including, a first tapered bristle tuft (500) having a dome-shaped bristle tip profile (520) toward one end (210) of the head (200), a second tapered bristle tuft (602) having an arcuate-shaped bristle configuration (622) toward an opposite end (222) of the head (200), and a plurality of laterally-extending third tapered bristle tufts (600) arranged in an alternating fashion with non-tapered bristle tufts (630) and disposed between the first and second tapered bristle tufts (500, 602).

公开(公告)号：US20180332954A1

公开(公告)日：2018-11-22

申请号：US16048747

申请日：2018-07-30

Applicant: Colgate-Palmolive Company

Inventor： Chi Shing WONG ,  Douglas HOHLBEIN ,  Kenneth WAGUESPACK ,  Al Aquanza SPROSTA ,  Wen Jin XI ,  Xiang Ji DING

IPC: A46B5/02 ,  A46B9/04 ,  A46B15/00

CPC classification number: A46B5/026 ,  A46B5/02 ,  A46B9/04 ,  A46B15/0016 ,  A46B15/0055 ,  A46B15/0087 ,  A46B2200/1066

Abstract: An toothbrush having a handle and a head. The handle may include a first component and a second component covering at least a portion of the first component. The first and second components may be chemically compatible. The first and second components may both comprise a hard polyolefin. The first and second components may have different transparencies. In one aspect, the first component may be opaque and the second component may be transparent or semi-transparent. In some aspects, the handle may also include a third component comprising a thermoplastic elastomer. Furthermore, there may be at least one projection extending outwardly from an outer surface of the first component.

公开(公告)号：US20170208933A1

公开(公告)日：2017-07-27

申请号：US15328586

申请日：2014-07-30

Applicant: COLGATE-PALMOLIVE COMPANY

Inventor： Wen Jin XI ,  Yan Mei JI ,  Xiang Ji DING ,  Bo ZHANG ,  Yu LIU

IPC: A46B15/00 ,  A46D3/00 ,  B29C45/16 ,  A46B9/04

CPC classification number: A46B9/04 ,  A46B2200/1066 ,  A46D3/00 ,  B29C45/1676 ,  B29K2021/003 ,  B29L2031/425

Abstract: A method of manufacturing an oral care implement comprising: (a) providing a body comprising a handle portion and a head portion, the head portion having a hole extending there through from a first side to a second side; (b) providing a layer of first material on the handle portion and the head portion to form a subassembly comprising a handle section, comprising the handle portion and a first portion of the layer of first material, and a head section, comprising the head portion and a second portion of the layer of first material; and (c) then injection molding a second material onto the head section to form one or more oral care elements of the second material on the head section and a member of the second material in the hole, which member is unitary with the one or more oral care elements.