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US 8,746,362 B2Granted
Multi-worm circle drive gearbox
AssigneeDeere & Company
InventorsReginald M. Bindl, Francisco Ruiz, Angel Torrado, Trent A. Luoma, Nathan J. Horstman
Life of this patent
Estimating the term…
Abstract
A work vehicle comprises a frame, a circle gear mounted to the frame to rotate relative thereto, a moldboard coupled to the circle gear to rotate therewith, and a circle drive gearbox comprising gearing, a first worm, and a second worm, the gearing meshing with the circle gear, the first and second worms meshing with the gearing.
Claims9
A work vehicle, comprising:
- a frame;
- a circle gear mounted to the frame to rotate relative thereto;
- a moldboard coupled to the circle gear to rotate therewith;
- a circle drive gearbox comprising gearing, a first worm, and a second worm, the gearing meshing with the circle gear, the first and second worms meshing with the gearing;
- and
- a hydraulic first motor and a hydraulic second motor, the first and second motors parallel to one another in a parallel flow arrangement from a common source, the first and second motors operatively coupled respectively to the first and second worms.
3 more elements
A work vehicle, comprising:
- a frame;
- a circle gear mounted to the frame to rotate relative thereto;
- a moldboard coupled to the circle gear to rotate therewith;
- a circle drive gearbox comprising gearing, a first worm, and a second worm, the gearing meshing with the circle gear, the first and second worms meshing with the gearing;
- a motor;
- and
- a transmission comprising an input, a first output, and a second output, the input operatively coupled to the motor, the first output operatively coupled to the first worm, and the second output operatively coupled to the second worm.
4 more elements
Dependencies are inferred from the claim text.