The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Mar. 03, 2015

Filed:

Apr. 30, 2014
Applicant:

Lee A. Horton, Jefferson, MA (US);

Inventor:

Lee A. Horton, Jefferson, MA (US);

Assignee:

Other;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E02F 3/40 (2006.01); E02F 9/28 (2006.01);
U.S. Cl.
CPC ...
E02F 3/40 (2013.01); E02F 9/2858 (2013.01);
Abstract

A staggered edge bucket excavation tool has a body formed by side-leading edge plates, a back sheet, and a plate with a front leading edge spanning a region of the bucket between edge plates. The tool defines a volume for receiving material excavated from a hard packed substrate. Two or more teeth may be mounted along the front leading edge, with each tooth defining a forward surface non-aligned with forward surfaces of all other teeth, thereby disposed for individual, sequential initial engagement with the substrate during excavation. The teeth define a flat plane generally parallel to the planar plate. Each tooth defines an excavation angle between a surface of the tooth and the axis of rotation, and the excavation angle of each tooth being different from excavation angles of all other teeth. In implements, the front leading edge defines multiple edge portions or defines a single multiple edge portion.


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