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US 8,127,522 B2Granted
Rotary cutting unit with deflection baffle
AssigneeDeere & Company
InventorChad W. Campbell
Life of this patent
Estimating the term…
Abstract
A rotary cutting unit with a deflection baffle in the cutting chamber, the deflection baffle including a bottom plate attached to the wall at the rear of the cutting chamber and increasing in width in the direction of blade rotation, and a front plate joined to the bottom curved plate and extending from the wall at the rear of the cutting chamber and sloping radially inwardly toward the center spindle in the direction of blade rotation.
Claims16
A rotary cutting unit, comprising:
- a cutting chamber with a discharge outlet in a rear outer wall;
- a cutting blade mounted to a center spindle for rotation within the cutting chamber;
- a deflection baffle mounted and attached between a first edge and a second edge of the discharge outlet in the rear outer wall and having a bottom plate increasing in width in the direction of blade rotation and having an inner edge sloping upwardly in the direction of blade rotation and an upper edge spaced from the underside of the cutting chamber by a gap;
- and a front plate joined to the inner edge of the bottom plate and extending from the wall at the rear of the cutting chamber and sloping inwardly toward the center spindle in the direction of blade rotation.
1 more element
A rotary cutting unit, comprising:
- a cutting chamber with a cutting blade mounted on a center spindle;
- a discharge opening through a wall at the rear of the cutting chamber;
- a removable mulch plate attached to the wall and extending around the wall within the span of the discharge opening;
- a bottom plate attached to the removable mulch plate and sloping upwardly away from the cutting blade and increasing in width toward the center spindle;
- and
- a front plate attached to the removable mulch plate and to the bottom plate and decreasing in height and sloping toward the center spindle;
- the bottom plate and the front plate extending around the wall within the span of the discharge opening.
4 more elements
A rotary cutting unit, comprising:
- a cutting chamber having a rear discharge outlet and a cutting blade mounted to a spindle rotatable in a first direction;
- and
- a deflection baffle removably mounted between a first edge and a second edge of the rear discharge outlet of the cutting chamber and including a bottom plate having an inner edge that slopes upwardly in the direction of rotation within a perimeter of the cutting blade and an upper edge that is spaced from an underside of the cutting chamber by a gap;
- and
- a front plate that slopes inwardly toward the spindle in the direction of rotation of the cutting blade.
2 more elements
Dependencies are inferred from the claim text.