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:
Oct. 29, 2002
Filed:
Oct. 30, 2000
Applicant:
Inventors:
Jeffrey L. DeGroot, Metamora, IL (US);
Hans P. Dietz, Naperville, IL (US);
Thomas A. McCauley, Brimfield, IL (US);
Angela I. Tan, Peoria, IL (US);
Assignee:
Caterpillar Inc, Peoria, IL (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F02D 1/304 ; B60K 3/100 ;
U.S. Cl.
CPC ...
F02D 1/304 ; B60K 3/100 ;
Abstract
A method and apparatus for controlling the speed of an engine having a plurality of cylinders and a compression brake operable on one or more of the cylinders is disclosed. The method includes determining a speed of the engine, comparing the engine speed to a first threshold, and activating the compression brake for at least one of the cylinders in response to the engine speed exceeding the first threshold.