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. 16, 2001
Filed:
Mar. 29, 2000
Paul Eduard Moraal, Vaals, NL;
Alain Marie Roger Chevalier, Aubel, FR;
Johannes Kuenstler, Aachen, DE;
Urs Christen, Aachen, CH;
Ford Global Technologies, Inc., Dearborn, MI (US);
Abstract
A method for regenerating a particulate filter communicating with exhaust gases of an internal combustion engine,is provided. The method includes indicating that the particulate filter,needs to be regenerated. The method further includes adjusting the throttle valve,to decrease an amount of air inducted into one of the engine cylinders to increase a temperature of the exhaust gases while maintaining an engine speed above a predetermined engine speed. The method further includes increasing the speed of the engine,and injecting a predetermined amount of fuel into one of said cylinders late in a power stroke of the cylinder to further increase the temperature of the exhaust gases to regenerate the filter
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile