Pelletizing press
US4148596A · kind A · utility
Inventor
Key dates
| Filing date | Jul 26, 1977 |
| Grant date | Apr 10, 1979 |
| Priority date | — |
| Expiry date | Jul 26, 1997 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S425/23
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
An improved pelletizing press for producing pressed feed products and the like, of the type comprising a radially perforated die with at least two pressing rollers oppositely mounted therein and driven by frictional engagement with the rotary die. The improvement provided by the invention consists of a large principal pressing roller providing increased pellet production with equal specific energy comsumption of the pelletizing press and at least one oppositely mounted auxiliary pressing roller which has a considerably smaller diameter than said principal pressing roller, and is mounted in opposed relation thereto so as to function as a compensating roller while providing a minor pressing action.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.