Sifter stroke screen
US4287056A · kind A · utility
21Cited by
4References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 16, 1980 |
| Grant date | Sep 1, 1981 |
| Priority date | — |
| Expiry date | Jun 16, 2000 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T74/18344
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
The invention relates to a flat stroke sifter screen having a vibratory excitor mounted at the inlet end and drive springs at the outlet end with a counterbalancing member having a tuning plate and stabilizers for the counterbalance, whereby the lateral vibratory action of the sifter is in the form of an elliptical motion adjacent the inlet end and a substantially straight back and forth, or axial motion is obtained adjacent the discharge end.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.