Power hairbrush with improved sebum-removing brushhead
US10258141B2 · kind B2 · utility
2Cited by
0References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 1, 2015 |
| Grant date | Apr 16, 2019 |
| Priority date | — |
| Expiry date | Aug 24, 2036 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA46D1/0207
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
A power hairbrush which oscillates in operation with a frequency in the range of 55 Hz-120 Hz and an amplitude in the range of 8-20°, with a brushhead adapted to remove sebum and other material from the scalp and hair of a user, the brushhead including a plurality of lines or rows of filament tufts, wherein each filament in the filament tufts at its distal end is split into several portions. The brushhead further includes a plurality of lines of solid tuft members positioned adjacent to the lines of filament tufts. The filament tufts are approximately 1-3 mm taller than the solid tuft members.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.