Title:
TOOTHBRUSH HAVING IMPROVED GUM MASSAGING AND PLAQUE REMOVING EFFECTS
Document Type and Number:
WIPO Patent Application WO/2021/066226
Kind Code:
A1
Abstract:
A toothbrush having improved gum massaging and plaque removing effects according to the present invention comprises: a handle portion held by a user; a head support having a plate shape and disposed on one end of the handle portion; support protrusions which are formed from a plurality of materials having different flexibilities, have a hollow cylindrical shape having a hollow part therein, and protrude from one wide surface of the head support; and toothbrush bristles having the end part fixed to the hollow part.
Inventors:
HA SANG WAN (KR)
Application Number:
PCT/KR2019/012936
Publication Date:
April 08, 2021
Filing Date:
October 02, 2019
Export Citation:
Assignee:
HA SANG WAN (KR)
International Classes:
A46B7/00; A46B9/02; A46B9/04; A46B9/06; A46B15/00; A46D1/00
Domestic Patent References:
| WO2018044754A1 | 2018-03-08 |
Foreign References:
| KR20120064041A | 2012-06-18 | |||
| JP2017080191A | 2017-05-18 | |||
| KR200213153Y1 | 2001-02-15 | |||
| KR200197161Y1 | 2000-10-02 | |||
| KR102106988B1 | 2020-05-07 |
Attorney, Agent or Firm:
HWANG, E-Nam (KR)
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