Stirring device for sand mill
US4589778A · kind A · utility
12Cited by
5References
4Claims
0Family size
Inventor
Key dates
| Filing date | Jan 9, 1985 |
| Grant date | May 20, 1986 |
| Priority date | — |
| Expiry date | Jan 9, 2005 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB01F27/1151
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A stirring device attached to the vertical shaft of a sand mill having an annular metal collar received on the shaft and a flat, plastic, circular disc extending radially beyond the collar for a stirrer member concentrically affixed to the radial surface of the collar. The stirrer member has an outer ring and a central hub which are joined by circumferentially spaced spokes.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.