Fuel injector
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Apr 25, 2000
Grant Date -
N/A
app pub date -
Aug 4, 1999
filing date -
Sep 11, 1998
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A fuel injector comprising a nozzle body, a bore provided in the nozzle body within which a valve needle is slidable, the valve needle and the bore being shaped to include a guide region where the valve needle and the bore are of substantially identical diameter, the engagement between the valve needle and the bore in the guide region serving to guide the valve needle for sliding movement within the bore, wherein the fuel injector includes a collar extending around part of the nozzle body, the collar engaging the nozzle body to restrict dilation of the bore in at least part of the guide region.
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