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Patent Searching and Data


Title:
INTERDENTAL CLEANING TOOL PRODUCTION METHOD
Document Type and Number:
WIPO Patent Application WO/2018/062553
Kind Code:
A1
Abstract:
[Problem] To provide an interdental cleaning tool production method such that the production costs can be reduced. [Solution] This interdental cleaning tool production method comprises: a first step of preparing a mold that has at least one first cavity for molding a cleaning tool body having a pair of support pieces spaced apart by a predetermined distance and a handle part that connects the pair of support pieces and can be held by hand, and allows placement therein of at least one wire material which is to extend between the pair of support pieces; a second step of placing the wire material on the mold; a third step of filling the first cavity with a resin material by a hot runner method through a gate formed in the mold; and a fourth step of releasing the wire material and the cleaning tool body fixed to the wire material from the mold.

Inventors:
KASAKAWA KAORU (JP)
Application Number:
PCT/JP2017/035734
Publication Date:
April 05, 2018
Filing Date:
September 29, 2017
Export Citation:
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Assignee:
KOBAYASHI PHARMACEUTICAL CO LTD (JP)
International Classes:
A61C15/04; B29C33/44; B29C45/27; B29C45/40
Foreign References:
JPH0347251A1991-02-28
US20160067021A12016-03-10
JPH0970409A1997-03-18
US20050236011A12005-10-27
Other References:
See also references of EP 3520732A4
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