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US 5,895,320 AGranted
Defoliating flail
OwnerGary G. Carlsoninventor
Life of this patent
Estimating the term…
Abstract
A polyurethane sugar beet flail including one or more tapered arms which radiate from a hub that contains a hardened support bearing. One multi-arm flail includes a support hub containing a bored nylon bearing having a pair of co-planar arms which radiate from a tapered transition region of the hub. A channel separates the arms. Another multi-arm flail includes a pair of arms staggered about the circumference of the hub. Another flail provides a single arm.
Claims13
A harvesting flail comprising:
- a) an elastomer hub having first and second end walls and a side wall that extends therebetween and including a bearing having a bore molded into said hub and wherein said bore is exposed at the first and second end walls;
- and
- b) first and second arms radially extending from the side wall and wherein a gap separates said first and second arms from one another.
A harvesting flail comprising:
- a) an elastomer hub having first and second endwalls and a sidewall that extends therebetween and including a bearing having a bore molded into said hub and wherein said bore is exposed at the first and second end walls;
- and
- b) a transition region having a plurality of surfaces that taper inward as they radially extend from said side wall, wherein first and second arms extend from the transition region and are separated by a gap.
Dependencies are inferred from the claim text.