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Patent Searching and Data


Title:
TOOTHBRUSH
Document Type and Number:
Japanese Patent JP2009297522
Kind Code:
A
Abstract:

To provide a toothbrush which brings the pressure that a brush applies to a tooth close to optimum pressure while absorbing too much pressure put on the brush of the toothbrush, obtains stable elastic force and large elastic volume, and brushes effectively.

A hole in the shape of a ring is opened on the head 1a of a toothbrush. A brush base 2 where a brush 3 is implanted in the head 1a which opens this hole in the shape of the ring for necessary brushing is decided as a necessary elastic structural body in the shape of a hemisphere where the internal side is hollow. The brush base 2 of the necessary elastic structural body makes the pressure which the brush base 2 applies to the brush 3 moderate brushing force of about 200-250 g or quite strong brushing force of more than 500 g to be able to brush.


Inventors:
MASUKO NOBUHIRO
Application Number:
JP2009165186A
Publication Date:
December 24, 2009
Filing Date:
July 14, 2009
Export Citation:
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Assignee:
MASUKO NOBUHIRO
International Classes:
A46B3/20; A61C17/00
Domestic Patent References:
JPS6088825U1985-06-18
JPH0638653U1994-05-24
Attorney, Agent or Firm:
森本 邦章