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Title:
MANUFACTURING METHOD OF BRUSH
Document Type and Number:
Japanese Patent JP2014042661
Kind Code:
A
Abstract:

To provide a manufacturing method of a brush by which resin leakage is suppressed during resin packing, a strength against fall, of a bristle tuft is improved, a bristle-transplanted state is made satisfactory and a molding state during resin packing is also improved.

According to a manufacturing method of a brush 1, a bristle tuft 3 is inserted into a bristle-transplanting hole 21 of a bristle-transplant base part 2, a one-side end portion of the inserted bristle tuft 3 is heated to be temporarily fixed. Next, an opening edge 210 of the bristle-transplanting hole 21 is fused to be deformed, and the opening edge 210 is adhered to an outer circumference 31 of the bristle-tuft 3. The temporarily fixed one-side end portion in the adhered bristle-tuft 3 is then heated to form a molten lamp 33, and the molten lamp 33 is covered with a coating material 4.


Inventors:
HAMAMOTO SHINJI
MORIWAKA HIROBUMI
Application Number:
JP2012000186892
Publication Date:
March 13, 2014
Filing Date:
August 27, 2012
Export Citation:
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Assignee:
KAO CORP
International Classes:
A46D3/04; A46B9/12
Domestic Patent References:
JP2011131087A2011-07-07
JP2005065870A2005-03-17
Attorney, Agent or Firm:
羽鳥 修
松嶋 善之
成瀬 源一