Sifter
US7896163B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Aug 22, 2008 |
| Grant date | Mar 1, 2011 |
| Priority date | — |
| Expiry date | Jan 9, 2029 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB07B7/06
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A sifter comprising: a receiver having a supply chamber; a sieve assembly having a sieving chamber coupled to the supply chamber; a rotator having a rotating shaft laterally arranged to pass through the supply chamber and the sieving chamber; a drum having a circular cross-section and having a larger diameter than the diameter of the rotating shaft, the drum being extended in at least space of the sieving chamber and arranged coaxially with the sieve; a cylindrical sieve located inside the sieving chamber and arranged coaxially with the rotating shaft; a stirring rotor located in an inner area of the sieving chamber inside the sieve comprising a rotating blade attached to the rotating shaft; an extraction member; and an outlet for discharging powder passing through the sieve from the inner area to the outer area.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.