公开(公告)号：US20180206627A1

公开(公告)日：2018-07-26

申请号：US15742163

申请日：2015-07-07

Applicant: Colgate-Palmolive Company

Inventor： Wen Jin XI ,  Bo ZHANG ,  Yu LIU

IPC: A46B9/04 ,  A46D1/00

Abstract: A monofilament bristle (211) including: a body portion (215); a tip portion (217) extending from the body portion (215) and comprising a multi-lobed transverse cross-section (221), the monofilament bristle (211) extending along a longitudinal axis (219); co-extruded first and second components, the first component being a first color and forming a first lobe (223a) of the multi-lobed transverse cross-section (221), the second component being a second color, which is different from the first color, and forming a second lobe (223b) of the multi-lobed transverse cross-section (221); and each of the first and second components forming a longitudinal section of the body portion (215), with an interface between the first and second components extending substantially parallel to the longitudinal axis (219).

公开(公告)号：US20200323336A1

公开(公告)日：2020-10-15

申请号：US16911591

申请日：2020-06-25

Applicant: Colgate-Palmolive Company

Inventor： Wen Jin XI ,  Bo ZHANG ,  Yu LIU

IPC: A46B9/04 ,  A46D1/00

Abstract: A monofilament bristle including: a body portion; a tip portion extending from the body portion and comprising a multi-lobed transverse cross-section, the monofilament bristle extending along a longitudinal axis; co-extruded first and second components, the first component being a first color and forming a first lobe of the multi-lobed transverse cross-section, the second component being a second color, which is different from the first color, and forming a second lobe of the multi-lobed transverse cross-section; and each of the first and second components forming a longitudinal section of the body portion, with an interface between the first and second components extending substantially parallel to the longitudinal axis.

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.