Combine with threshing chamber defined by distinct sequences of concaves
US12219901B2 · kind B2 · utility
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93References
20Claims
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Key dates
| Filing date | Aug 19, 2024 |
| Grant date | Feb 11, 2025 |
| Priority date | — |
| Expiry date | Aug 19, 2044 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA01F12/28
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A combine for harvesting a harvested material that includes a grain, the combine comprising: a threshing chamber comprising a series of threshing and separating apparatuses, sequentially arranged, comprising at least: (i) a straight bar concave (ii) a first round bar concave, and (iii) a second round bar concave. The size of each of the straight bar throats is smaller than a size of the first openings, and the size of each of the first openings is smaller than the size of each of the second openings.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.