Coating method for forming smooth-ended bristles on a brush
US5015504A · kind A · utility
11Cited by
4References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 5, 1990 |
| Grant date | May 14, 1991 |
| Priority date | — |
| Expiry date | Mar 5, 2010 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA46D1/00
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
The ends of bristles of a brush, e.g. a toothbrush, are treated with a polysiloxane prepolymer which is then cured. The treated bristles are smooth and round-ended.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.