Concentric auger feeder
US5871081A · kind A · utility
14Cited by
7References
25Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 12, 1996 |
| Grant date | Feb 16, 1999 |
| Priority date | — |
| Expiry date | Nov 12, 2016 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01F13/005
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A material conveying system for accurately conveying a specific predetermined amount of a material. The system includes a large primary auger that is rotated to convey the material until the amount of material closely approaches the predetermined amount. A smaller secondary auger, disposed coaxially with the primary auger, is then rotated to convey material until the amount of material conveyed reaches the predetermined amount.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.