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:
Jan. 05, 2021
Filed:
Apr. 06, 2018
Applicant:
Caterpillar Inc., Peoria, IL (US);
Inventors:
Joshua Grzybowski, Clayton, NC (US);
Dennis Wai Man Tang, Hewitt, TX (US);
Francis Eric Fortner, Woodway, TX (US);
Curtis A. Henning, Waco, TX (US);
Assignee:
Caterpillar Inc., Peoria, IL (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E02F 3/96 (2006.01); E02F 3/36 (2006.01); F16B 21/16 (2006.01); B25D 17/08 (2006.01);
U.S. Cl.
CPC ...
E02F 3/966 (2013.01); B25D 17/08 (2013.01); E02F 3/3663 (2013.01); F16B 21/16 (2013.01); B25D 2217/0038 (2013.01); B25D 2217/0053 (2013.01); B25D 2250/125 (2013.01); B25D 2250/371 (2013.01);
Abstract
A method of retaining a hammer tool in the front head of a powercell assembly of a hammer assembly includes biasing a hammer tool retaining pin such that a portion of the tool retaining pin extends into a tool receiving bore of the front head of the powercell assembly, holding a hammer tool in the tool receiving bore of the front head of the powercell assembly via the tool retaining pin, and releasing the hammer tool remotely from the hammer assembly.