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:
Sep. 04, 2018
Filed:
Oct. 13, 2016
The Regents of the University of Michigan, Ann Arbor, MI (US);
Hyundai America Technical Center, Inc., Superior Township, MI (US);
Dimitris Assanis, Ann Arbor, MI (US);
Margaret S. Wooldridge, Saline, MI (US);
Paul Neuman, St. Joseph, MI (US);
Nayan Engineer, Canton, MI (US);
The Regents of The University of Michigan, Ann Arbor, MI (US);
HYUNDAI AMERICA TECHNICAL CENTER, INC., Superior Township, MI (US);
Abstract
An internal combustion engine having a fuel injector, a piston chamber, a piston slidably disposed in the piston chamber having a piston crown along a top surface, a head assembly having at least one pre-chamber separate from the piston chamber and in fluid communication with the piston chamber via at least one connecting orifice, and an ignition device disposed in the pre-chamber for igniting a fuel air mixture within the pre-chamber, thereby producing an ignition jet being introduced into the piston chamber via the at least one connecting orifice to ignite a fuel/air mixture in the piston chamber. The fuel/air mixture is passively introduced into the at least one pre-chamber during at least a compression stroke of the piston.