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:
Aug. 02, 2005
Filed:
Apr. 20, 2001
Hugh William Carlisle, Sorrento, AU;
Robert Walter Frew, Scarborough, AU;
John Richard Mills, Williamsburg, VA (US);
Peter John Murdoch, Mosman Park, AU;
Hugh William Carlisle, Sorrento, AU;
Robert Walter Frew, Scarborough, AU;
John Richard Mills, Williamsburg, VA (US);
Peter John Murdoch, Mosman Park, AU;
Orbital Engine Company (Australia) Pty Limited, Balcatta, AU;
Abstract
An injector nozzle for a fuel injected internal combustion engine, said injector nozzle including a port () having a valve seat surface () and a valve member () having a seating surface (), said valve member () being movable relative to the port () to respectively provide a nozzle passage () between the valve seat surface () and the seating surface () for the delivery of fuel therethrough or sealed contact therebetween to prevent said delivery of fuel, the valve member () including an outer valve surface () located adjacent the seating surface and external to the port, wherein a sharp edge () is provided on the valve member () at the transition between the seating surface () and the outer valve surface () thereby for controlling the formation of deposits at or adjacent an exit of the nozzle passage ().