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:
Dec. 21, 2010
Filed:
Jun. 28, 2007
Frederick J. Rozario, Fenton, MI (US);
James B. Hicks, Shelby Township, MI (US);
William C. Albertson, Clinton Township, MI (US);
Gary J. Patterson, Utica, MI (US);
Frederick J. Rozario, Fenton, MI (US);
James B. Hicks, Shelby Township, MI (US);
William C. Albertson, Clinton Township, MI (US);
Gary J. Patterson, Utica, MI (US);
GM Global Technology Operations, Inc., Detroit, MI (US);
Abstract
A valve train for use in an engine is provided. The valve train includes a rocker arm assembly having a valve side arm and a cam side arm. A valve is coupled to the engine and is in contact with the valve side arm. A pushrod is reciprocatable by a camshaft and is in contact with the cam side arm. An overload feature is located on at least one of the rocker arm assembly or the pushrod. The overload feature has a reduced cross-sectional area calibrated to activate at a predefined load.