Mulcher with improved tooth design
AssigneeAttachment Technologies, Inc.
InventorJohn Edwards
Life of this patent
Estimating the term…
Abstract
A mulcher apparatus includes a tractor and a mulcher unit provided to the tractor. The mulcher unit includes a tooth assembly with a holder and a cutter element with a cooperating notch portion and cross bar arrangement. The notch portion can be retrofit to existing holder arrangements. The cutter element may include various features, to enhance cutting efficiency. For example, the cutter elements may include a double-ended structure, angle tab portions at each corner portion, carbide coatings, a pair of tip portions at each end with a space therebetween, and/or a generally H-shaped configuration.
Claims27
1-14. (canceled)
A cutter element for a mulcher apparatus, comprising:
- a main body including a rear portion configured to be mounted on a cutter element receiving surface of a holder and a front portion including at least one cutter tip portion, said rear portion including at least two pre-threaded bores provided in the main body;
- and
- a cross bar provided to and extending from the rear portion of the main body, said cross bar being structured to engage with a notch portion on the holder, said cross bar being positioned between said two pre-threaded bores.
(canceled)
(canceled)
(canceled)
(canceled)
A cutter element for a mulcher apparatus, comprising:
- a main body including a rear portion configured to be mounted on a cutter element receiving surface of a holder and a front portion including at least one cutter tip portion, wherein the main body includes first and second opposed ends including at least one said cutter tip portion.
38-40. (canceled)
A cutter element for a mulcher apparatus, comprising:
- a main body including a rear portion configured to be mounted on a cutter element receiving surface of a holder and a front portion including at least one cutter tip portion, wherein the main body is substantially rectangular and includes a plurality of corner portions with forwardly angled tab portions, each of said corner portions defining one said at least one cutter tip portion.
42-58. (canceled)
Dependencies are inferred from the claim text.