Sediment raking device
US4172040A · kind A · utility
4Cited by
4References
1Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 19, 1978 |
| Grant date | Oct 23, 1979 |
| Priority date | — |
| Expiry date | Oct 19, 1998 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB01D21/2427
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
In a sediment raking device with a centrally arranged rotated torque tube, radially arranged booms and rake arms between said booms at a lower level a link rod is provided between the rake arms and the torque tube which is connected to the rake arm by a hinge and to the torque tube by a universal joint (FIG. 1).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.