Cervical sampling velour brush
US5623941A · kind A · utility
55Cited by
23References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 18, 1995 |
| Grant date | Apr 29, 1997 |
| Priority date | — |
| Expiry date | May 18, 2015 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B2017/320012
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
The invention relates to a brush comprising a shank which over a portion of the length thereof is provided wish a velour finish of fibers which are attached to the shank and stand on end projecting from the surface of the shank. The invention also relates to a method in manufacturing such a brush wherein an end portion of the shank is dipped in glue and fibers then are applied to said portion by being adhered to the shank by means of an electrostatic field so as to be attached to the end portion coated with glue.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.