Title:
VIBRATING TOOTHBRUSH AND ECCENTRIC SHAFT
Document Type and Number:
WIPO Patent Application WO/2019/208846
Kind Code:
A1
Abstract:
One embodiment of the present invention relates to a vibrating toothbrush and an eccentric shaft, the toothbrush, which has a head part in which bristles are embedded and a handle part having a protruding head coupling part from which the head part is detachable, comprising: an electric motor accommodated inside the handle part and generating torque; and an eccentric shaft connected to the electric motor so as to rotate, having at least a part that becomes eccentric so as to generate vibration, and transmitting vibration to the head coupling part, wherein the eccentric shaft comprises: a motor fixing part connected to the electric motor; an eccentric weight deviated from the center of rotation of the electric motor; and a metal material rotating shaft for connecting the motor fixing part and the eccentric weight. [Representative drawing] Figure 1
Inventors:
LEE JUNG YONG (KR)
LEE JONG HOON (KR)
LEE JONG HOON (KR)
Application Number:
PCT/KR2018/004805
Publication Date:
October 31, 2019
Filing Date:
April 25, 2018
Export Citation:
Assignee:
LG HOUSEHOLD & HEALTH CARE LTD (KR)
International Classes:
A61C17/34; A46B13/02; A61C17/26; B06B1/16; H02K7/075
Foreign References:
| JP5477050B2 | 2014-04-23 | |||
| KR20120057620A | 2012-06-05 | |||
| KR20060003497A | 2006-01-11 | |||
| JP2008080099A | 2008-04-10 | |||
| CN201524150U | 2010-07-14 |
Attorney, Agent or Firm:
KANG, Sin Seob et al. (KR)
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