Spiral conveyor system and methods
US8302764B2 · kind B2 · utility
36Cited by
52References
32Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Sep 2, 2010 |
| Grant date | Nov 6, 2012 |
| Priority date | — |
| Expiry date | Jun 1, 2031 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65G21/18
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
A double-helix spiral conveyor, a method for conveying articles up and down a spiral conveyor, and a method for constructing a drive drum for a spiral conveyor. The double-helix spiral conveyor conveys articles on the conveyor up the inner side of a spiral drum by engaging the outer edge of the belt and down the outer side of the drum by engaging the inner edge of the belt. A slew drive at the bottom of the drum drives the conveyor.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.