Facial cleansing apparatus using electric motor and spring, control method therefor, and recording medium recording program for performing control method
US9717376B2 · kind B2 · utility
5Cited by
2References
4Claims
0Family size
Assignees
Inventors
Key dates
| Filing date | Sep 27, 2013 |
| Grant date | Aug 1, 2017 |
| Priority date | — |
| Expiry date | Sep 27, 2033 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61H2201/5038
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
An apparatus for washing skin uses a brushless electric motor and a spring. The apparatus may include a case; an operation unit installed outside the case; a power supply unit installed at one end inside the case; the brushless electric motor installed inside the case; a control unit to output an electric signal; a face-washing brush fitted with a shaft of the brushless electric motor to be rotated forward and reverse as the brushless electric motor is operated; a holder and a spring.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.