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US 8,196,534 B2Granted
Volumetric metering system with clutch based sectional shut-off
AssigneeDeere & Company
InventorsBradley J. Meyer, Keith L. Felton, Charles T. Graham
Life of this patent
Estimating the term…
Abstract
A volumetric meter for seed or fertilizer having a plurality of roller segments driven by a common drive shaft is provided with clutch mechanisms radially between each roller segment and the drive shaft to enable the roller segments to be individually shut-off to provide section or swath control to the machine.
Claims9
A volumetric metering system for metering a product in a seeding machine having a product tank and a distribution system for distributing the metered product having a plurality of separate product runs, said metering system comprising:
- a meter roller having a plurality of roller segments aligned along a roller axis for metering product from the tank to the distribution system;
- a common drive shaft extending through the roller segments to rotational drive the roller segments;
- and
- at least one roller segment having a clutch mechanism located radially within said at least one roller segment, between said at least one roller segment and said drive shaft, to selectively drivingly couple and drivingly de-couple said at least one roller segment to and from said drive shaft, said clutch mechanism being substantially contained within said at least one roller segment.
1 more element
Dependencies are inferred from the claim text.