Draper head with flexible cutterbar having rigid center section
US7886511B2 · kind B2 · utility
12Cited by
169References
30Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 9, 2008 |
| Grant date | Feb 15, 2011 |
| Priority date | — |
| Expiry date | Apr 23, 2029 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA01D57/20
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A harvesting machine includes a harvesting header with a header frame, a flexible cutterbar assembly shiftably mounted to the header frame, and a draper assembly supported on the header frame behind the cutterbar assembly to flex therewith. The draper assembly includes a pair of side drapers and a fore-and-aft draper located between the side drapers. The cutterbar assembly includes a relatively inflexible center section and relatively flexible side sections on opposite sides of the center section.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.