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:
Aug. 22, 2023

Filed:

Apr. 13, 2018
Applicant:

Caterpillar Inc., Peoria, IL (US);

Inventors:

David Bruno Parzynski, Jr., Peoria, IL (US);

Thomas Marshall Congdon, Dunlap, IL (US);

Assignee:

Caterpillar Inc., Peoria, IL (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E02F 9/28 (2006.01); E02F 3/815 (2006.01);
U.S. Cl.
CPC ...
E02F 9/2858 (2013.01); E02F 3/815 (2013.01); E02F 3/8152 (2013.01); E02F 9/2808 (2013.01); E02F 9/2833 (2013.01);
Abstract

A tool bit includes a shank portion defining a longitudinal axis, a free end, and a perimeter, at least one anti-rotation feature on the perimeter extending to the free end, and a cross-hole defining a cross-hole axis along which the cross-hole extends through the shank portion. The tool bit also including a working portion extending downwardly axially from the shank portion. The working portion includes a rear region, a front working region defining a width with a midpoint, a first side region and a second side region. The first side region and the second side region define an angle of extension measured in a plane perpendicular to the longitudinal axis. The cross-hole axis pass through the width of the front working region when projected onto a plane perpendicular to the longitudinal axis.


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