(19)
(11) EP 1 072 786 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
08.05.2002 Bulletin 2002/19

(43) Date of publication A2:
31.01.2001 Bulletin 2001/05

(21) Application number: 00306425.0

(22) Date of filing: 27.07.2000
(51) International Patent Classification (IPC)7: F02M 45/08, F02M 61/20
(84) Designated Contracting States:
AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE
Designated Extension States:
AL LT LV MK RO SI

(30) Priority: 30.07.1999 GB 9917997

(71) Applicant: Delphi Technologies, Inc.
Troy, MI 48007 (US)

(72) Inventor:
  • Walker, Keith Graham
    Chatham, Kent ME5 7RB (GB)

(74) Representative: Pople, Joanne Selina 
Marks & Clerk, Alpha Tower, Suffolk Street, Queensway
Birmingham B1 1TT
Birmingham B1 1TT (GB)

   


(54) Fuel injector


(57) A fuel injector comprising a valve needle (12) biased towards a seating by a first spring (18), the first spring (18) being located within a spring chamber (17) having a closed end. The valve needle (12) is engageable with a moveable stop member (23) which is biased towards a rest position by a second spring (22) located within the spring chamber (17). The fuel injector also includes a spring abutment member (25) for the second spring (22), the spring abutment member (25) being of tubular form and transmitting the spring load of the second spring (22) to the closed end of the spring chamber (17).






Search report