Compactor with expanding and contracting nozzle
US5611268A · kind A · utility
42Cited by
23References
19Claims
0Family size
Inventor
Key dates
| Filing date | Jun 9, 1995 |
| Grant date | Mar 18, 1997 |
| Priority date | — |
| Expiry date | Jun 9, 2015 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB30B11/248
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
A compaction apparatus (2) has a screw conveyor (4) for conveying waste material through a passage (6) and compacting it therein. An exit nozzle (10) is arranged to communicate with the passage (6). The nozzle (10) defines a duct which enlarges and contracts response to increasing and decreasing material pressure, respectively.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.