Title:
INTERDENTAL CLEANING TOOL
Document Type and Number:
WIPO Patent Application WO/2019/131643
Kind Code:
A1
Abstract:
Provided is an interdental cleaning tool provided with a base part that includes a shaft part (20), and a cleaning part. The cleaning part has a cleaning part main body and a brush part. The cleaning part main body includes a tip-end cover part (42a) and a base-end cover part (42c), and the brush part includes a plurality of tip-end brushes and a plurality of base-end brushes. The tip-end proportion is less than the base-end proportion, the tip-end proportion being the proportion of a sum total (A1) of the area of tip-end connection parts that are connection parts between the tip-end brushes and the tip-end cover part (42a) among the tip-end brushes in relation to the area (A2) of sites other than the tip-end connection parts on the outer peripheral surface of the tip-end cover part (42a), and the base-end proportion being the proportion of the sum total (C1) of the area of base-end connection parts that are connection parts between the base-end brushes and the base-end cover part (42c) among the base-end brushes in relation to the area (C2) of sites other than the base-end connection parts on the outer peripheral surface of the base-end cover part (42c).
Inventors:
KIKKAWA TASUKU (JP)
Application Number:
PCT/JP2018/047592
Publication Date:
July 04, 2019
Filing Date:
December 25, 2018
Export Citation:
Assignee:
KOBAYASHI PHARMACEUTICAL CO LTD (JP)
International Classes:
A61C15/02
Foreign References:
| JP2017042493A | 2017-03-02 | |||
| JP2016165364A | 2016-09-15 | |||
| US20100015567A1 | 2010-01-21 |
Download PDF:
Previous Patent: PHOTODETECTOR
Next Patent: PRECURSOR OF ALUMINA SINTERED BODY, METHOD FOR PRODUCING ALUMINA SINTERED BODY, METHOD FOR PRODUCING...
Next Patent: PRECURSOR OF ALUMINA SINTERED BODY, METHOD FOR PRODUCING ALUMINA SINTERED BODY, METHOD FOR PRODUCING...