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. 18, 2006
Filed:
Jun. 10, 2005
Robert S. Weber, Lincoln, MA (US);
John Paul Mello, Newton, MA (US);
Suresh Sriramulu, Arlington, MA (US);
Derek James Bezaire, Toronto, CA;
Robert S. Weber, Lincoln, MA (US);
John Paul Mello, Newton, MA (US);
Suresh Sriramulu, Arlington, MA (US);
Derek James Bezaire, Toronto, CA;
Westport Research Inc., Vancouver, CA;
Abstract
An internal combustion engine and a method of operating same are provided with direct injection of gaseous fuel into a combustion chamber and an ignition assist apparatus disposed within the combustion chamber. An ignition assist apparatus disposed within the combustion chamber comprises an electric incandescent ignitor with a sleeve disposed around the ignitor and a catalytic alloy. The catalytic alloy comprises a first catalytic element with a greater affinity for oxygen than that of a second catalytic element, and the second catalytic element having a greater affinity for the fuel than that of the first catalytic element.