Stalk roll for use in an agricultural harvesting machine
US8037667B2 · kind B2 · utility
4Cited by
9References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 10, 2008 |
| Grant date | Oct 18, 2011 |
| Priority date | — |
| Expiry date | Sep 12, 2029 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA01D45/025
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A stalk roll for a corn head row unit has a conical seat and a spherical seat for mounting the stalk roll on a stalk roll driveshaft of a row unit. Each row unit has a drive shaft with a corresponding conical portion and a threaded fastener with a corresponding spherical portion for capturing the stalk roll on the drive shaft between mating conical shaft and stalk roll portions toward one end and mating spherical shaft and fastener portions at the other stalk roll end.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.