Title:
歯ブラシ
Document Type and Number:
Japanese Patent JP7137910
Kind Code:
B2
Abstract:
A brushing device including a motor having an eccentric drive shaft, an output shaft operably connected to the motor, and a power train assembly coupled between the eccentric drive shaft and the output shaft. The power train converts rotation of the eccentric drive shaft into an oscillating movement of the output shaft. The power train includes one or more conservation features that absorb energy when the output shaft rotates in a first direction and reapply energy to the output shaft when it rotates in a second direction.
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Inventors:
Robert Dee Wagner
Application Number:
JP2021156212A
Publication Date:
September 15, 2022
Filing Date:
September 25, 2021
Export Citation:
Assignee:
Water pick, ink.
International Classes:
A61C17/22; A61C17/34; A61C17/36
Domestic Patent References:
| JP2010526638A | ||||
| JP3078605U |
Foreign References:
| US20140259474 | ||||
| US20140259469 | ||||
| US20150107035 |
Attorney, Agent or Firm:
Kurusu Kazunori
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