歯間清掃具の製造方法及び歯間清掃具

Japanese Patent JP7047823

B2

The present invention discloses an interdental cleaning tool comprising: a base part made of a synthetic resin, the base part having a handle base and an elongated shaft-like core base connected to a leading end of the handle base; and a flexible part made of an elastomer and covering at least a portion of the base part, the flexible part having at least a cleaning flexible part covering the core base, the handle base constituting a handle part, and the core base and the cleaning flexible part constituting an interdental cleaning part, wherein a plurality of interdental cleaning tools is aligned in parallel, connection parts for connecting the adjacent interdental cleaning tools are provided across the adjacent handle bases so as to be integral with the handle bases, the base parts are made of a synthetic resin material with a fiber material, the fiber material is oriented along the length of the base part, in at least a first boundary part of two boundary parts between the connection part and the handle bases on both sides of the connection part, the fiber material is oriented along the longitudinal side of the base part such that the adjacent interdental cleaning parts can be cut and separated at the first boundary part, the fiber material uses glass fiber, and the combination ratio of the glass fiber to the synthetic resin material is 12 weight % or more and 35 weight % or less.

Keisuke Kato

JP2019161376A

April 05, 2022

September 04, 2019

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Sunstar Switzerland SA

B29C45/16; A46B1/00; A46B3/04; A46B9/04; A46D1/00; A46D3/00; A61C15/02; B29C33/14; B29C45/14

JP2001506514A
JP3108874U
JP2006212136A
JP2004209242A
JP3022723U
JP62500772A
JP2006110169A
JP60215307A
JP11254475A
JP3154935U

WO2009150964A1

Takao Yanagino
Sekiguchi Hisayu
Norio Morioka

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