Structure for coupling toothbrush head to electric toothbrush handle
US11229507B1 · kind B1 · utility
1Cited by
6References
4Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jun 23, 2021 |
| Grant date | Jan 25, 2022 |
| Priority date | — |
| Expiry date | Jun 23, 2041 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA46B9/04
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
This document also discloses a member for mounting a toothbrush head to an electric toothbrush. The member includes a base having an opening for receiving a drive shaft of an electric toothbrush. The member also includes a coupling section that includes a cylindrical sidewall that surrounds a cavity for receiving the drive shaft. The member includes a spring in the coupling section. The spring is positioned to transfer vibration from the drive shaft to the toothbrush head when operated.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.