Fiber opening devices
US4869060A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Jun 22, 1988 |
| Grant date | Sep 26, 1989 |
| Priority date | — |
| Expiry date | Jun 22, 2008 |
Classification
- Technology area (CPC D)Textiles; Paper
- CPC primaryD01H4/32
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
A cleaning system for use with a fibre opening device used in connection with the spinning of fibres into yarns wherein an opening roller is mounted for rotation in a housing incorporating a trash separation zone and a fibre stripping zone and the roller has a cylindrical working surface with combing elements projecting thereform, wherein the roller is substantially hollow and has holes in the cylindrical wall defining its working surface to permit flow of air through the wall and the interior of the roller is divided into two or more compartments, and means are provided to remove air and entrained dust and trash from a compartment adjacent to the trash separation zone, and further means are provided to insert air or other gas into a compartment adjacent the fibre stripping zone.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.