Chain conveyor drive
US4865184A · kind A · utility
13Cited by
3References
3Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Feb 22, 1988 |
| Grant date | Sep 12, 1989 |
| Priority date | — |
| Expiry date | Feb 22, 2008 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65G23/06
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
A drive sprocket for a chain conveyor having one or more chains engaged therewith over a predetermined arc, leaving a disengaged arc of the sprocket. A housing is provided adjacent the disengaged arc incorporating a concave arcuate cylindrical surface closely spaced from the line swept by the tips of the sprocket teeth and forming a pumping chamber adapted to remove particulate material from the region of the drive sprocket.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.