Multi-layer segmentation/stalk cutter device for first season of double-crop rice and control method, and combine harvester for first season of double-crop rice
US11805734B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Dec 20, 2019 |
| Grant date | Nov 7, 2023 |
| Priority date | — |
| Expiry date | Jul 9, 2041 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA01D75/02
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A multi-layer segmentation/stalk cutter device for a first season of double-crop rice and a control method, and a combine harvester for a first season of double-crop rice, the multi-layer segmentation/stalk cutter device comprising: a cutting platform, a segmenting cutter and a stalk cutter, at least one segmenting cutter being disposed at a lower rear portion of the cutting platform, the segmenting cutter being hinged on a moving chassis, and a second execution mechanism controlling the cutting height of the segmenting cutter; the stalk cutter being disposed at a lower rear portion of the segmenting cutter, the stalk cutter being hinged on the moving chassis, and a third execution mechanism controlling the cutting height of the stalk cutter.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.