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:
Mar. 12, 2019
Filed:
Dec. 23, 2016
Applicant:
Caterpillar Inc., Peoria, IL (US);
Inventors:
Curtis J. Graham, Peoria, IL (US);
Daniel T. Cavanaugh, Chillicothe, IL (US);
Waylon S. Walker, Peoria, IL (US);
Assignee:
Caterpillar Inc., Deerfield, IL (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F02F 3/28 (2006.01); F02B 77/08 (2006.01); F02B 23/06 (2006.01); F02F 3/22 (2006.01);
U.S. Cl.
CPC ...
F02F 3/28 (2013.01); F02B 23/0672 (2013.01); F02B 77/08 (2013.01); F02B 2275/00 (2013.01); F02F 3/22 (2013.01); F02F 2200/00 (2013.01); F02F 2200/04 (2013.01);
Abstract
A piston including a piston crown, the piston crown defining a combustion bowl with a bowl base and bottom surface. A failure initiation structure is provided on the bottom surface of the combustion bowl to initiate favorable fracture at predetermined loads. Such favorable fracture may lead to the a separation of a fragment of the bowl base from the combustion bowl when a predetermined load or pressure is exceeded within the combustion bowl.