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Patent Searching and Data


Title:
INTERDENTAL BRUSH
Document Type and Number:
Japanese Patent JP2014033869
Kind Code:
A
Abstract:

To improve a yield in production.

An interdental brush 100 comprises: a brush 1 in which filaments 4 are clamped between twisted wires 3; and a resin handle 2. The handle 2 has insertion hole 1a in which the wires of the brush 1 are inserted. The wires 3 are inserted and fixed into the insertion hole 1a by high-frequency heating. The wires 3 include a caulking portion 3a at a portion of a part where being buried in the insertion hole 1a. The caulking portion 3a is caulked to the height T that is equal to or more than a thickness lower limit value RM (e.g., a radius R of the wire 3) as the thickness required for securing the strength.


Inventors:
Sano, Kiyoshi
Application Number:
JP2012000177313
Publication Date:
February 24, 2014
Filing Date:
August 09, 2012
Export Citation:
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Assignee:
TAIHEI KOGYO KK
International Classes:
A46D3/04; A46B3/18
Domestic Patent References:
JPH09117324A1997-05-06
JP2011055614A2011-03-17
JP2006246904A2006-09-21
Foreign References:
US5599225A1997-02-04
US20100192320A12010-08-05
Attorney, Agent or Firm:
特許業務法人あーく特許事務所