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.
Patent No.:
Date of Patent:
Apr. 13, 2021
Filed:
Apr. 27, 2020
Applicant:
Caterpillar Inc., Peoria, IL (US);
Inventor:
Kevin Clemons, Wamego, KS (US);
Assignee:
Caterpillar Inc., Peoria, IL (US);
Primary Examiner:
Int. Cl.
CPC ...
E02F 3/36 (2006.01);
U.S. Cl.
CPC ...
E02F 3/3622 (2013.01); E02F 3/364 (2013.01); E02F 3/3663 (2013.01);
Abstract
A work tool coupling assembly for a machine with a working implement. The work tool coupling assembly can include an excavator stick and a pin grabber coupler. The pin grabber coupler can include a first plate, a second plate, and a middle plate positioned between the first plate and second plate. The middle plate includes a portion protruding away from the first plate and second plate and is coupled to the excavator stick by a stick pin. The middle plate, the first plate, and the second plate are configured to couple with the working implement.