Toothbrush with injection-moulded bristles and method and apparatus for producing the same
US9750334B2 · kind B2 · utility
29Cited by
16References
35Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 3, 2012 |
| Grant date | Sep 5, 2017 |
| Priority date | — |
| Expiry date | Apr 18, 2034 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61C17/222
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
The brush according to the invention has a bristle carrier, which is produced by injection molding, and bristles, which are produced from a bristle material likewise by injection molding. The bristle carrier is provided with at least one distributing channel for the bristle material. The bristles are formed integrally with the bristle material in the distribution channel.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.