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, 2018
Filed:
May. 21, 2014
Westport Power Inc., Vancouver, CA;
Delphi International Operations Luxembourg S.Ă .r.l., Bascharage, LU;
George A. Meek, Lydney, GB;
Lukhbir Panesar, Feltham, GB;
WESTPORT POWER INC., Vancouver, CA;
DELPHI INTERNATIONAL OPERATIONS LUXEMBOURG S.A.R.L., Bascharage, LU;
Abstract
A fuel injector () for an internal combustion engine is disclosed. The fuel injector is particularly suitable for use as a dual fuel injector, and comprises a generally tubular outer valve needle (), an inner valve needle () slidably received in the outer valve needle (), and a nozzle body assembly () comprising a tip part () and a needle guide part (). The tip part () defines a seating region () for the outer valve needle (), and the needle guide part () comprises a guide bore () for slidably receiving the outer valve needle (). In one embodiment, the tip part () and the needle guide part () are made from different materials, and a biasing spring () for the outer valve needle () is housed in the nozzle body assembly ().