Hair removal device
US8636750B2 · kind B2 · utility
1Cited by
8References
4Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 27, 2009 |
| Grant date | Jan 28, 2014 |
| Priority date | — |
| Expiry date | Aug 27, 2029 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61N7/00
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A device for removing hair is disclosed. The device comprises a container, filled with an impedance matching medium, and an ultrasound transducer element coupled to the container, such that ultrasound waves are generated by the transducer element in the impedance matching medium. The device further comprises a hair receiving element having at least one opening for receiving hair shafts, wherein a height of the opening is approximately an integer multiplication of half a wavelength of the ultrasound waves.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.