公开(公告)号：EP2274518A2

公开(公告)日：2011-01-19

申请号：EP09724974.2

申请日：2009-03-25

Applicant: Delphi Technologies Holding S.à.r.l.

Inventor： BOOTLE, Geoffrey ,  DELLER, John

IPC: F04B49/06

CPC classification number: F02M59/44 ,  G01D5/147

Abstract: A sensor arrangement and a method for its use for detecting the proximity of a ferrous target, the sensor arrangement comprising a sensor body including a magnetic field source and a Hall effect device, wherein the magnetic field source is an electromagnetic solenoid. The invention has particularly utility, but is not so limited, to the field of fuel injection pumps in which it is necessary to determine the volume of fuel that is delivered to the cylinders of the engine without affecting the operation of the engine.