Windrow turning apparatus
US8844254B2 · kind B2 · utility
4Cited by
11References
15Claims
0Family size
Inventor
Key dates
| Filing date | Oct 2, 2012 |
| Grant date | Sep 30, 2014 |
| Priority date | — |
| Expiry date | Oct 24, 2032 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02W30/40
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
An elongate rotatable drum for use in a windrow turning apparatus is provided. The drum has paddles adapted to engage with material in a windrow. The paddles form at least one pair of opposed rows, each row being made up of a plurality of paddles defining a helical path along the drum, the helical path of the paddles the opposed paired rows promote movement of the material to a common focal area. Also provided is a composting machine incorporating the drum.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.