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:
Jul. 11, 2006
Filed:
Mar. 11, 2003
Applicants:
Gregory S. Hasler, Pekin, IL (US);
David L. Zwetz, Washington, IL (US);
Inventors:
Gregory S. Hasler, Pekin, IL (US);
David L. Zwetz, Washington, IL (US);
Assignee:
Caterpillar Inc., Peoria, IL (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F02D 13/06 (2006.01); F02D 17/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method for controlling operation of an engine having a plurality of cylinders. The method includes monitoring a parameter associated with engine operation, determining a range of fluctuation of the parameter from a desired parameter value, and selectively disabling operation of at least one cylinder and less than all of the plurality of cylinders in response to the range of fluctuation being greater than a predetermined threshold.