DEPOSIT CONTROL IN FUEL INJECTOR NOZZLES

An injector nozzle for a fuel injected internal combustion engine, said injector nozzle including a port ( 5 ) having a valve seat surface ( 15 ) and a valve member ( 3 ) having a seating surface ( 17 ), said valve member ( 3 ) being movable relative to the port ( 5 ) to respectively provide a nozzl...

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Main Authors MURDOCH, PETER, JOHN, FREW, ROBERT, WALTER, CARLISLE, HUGH, WILLIAM, MILLS, JOHN, RICHARD
Format Patent
LanguageEnglish
French
German
Published 21.10.2009
Edition7
Subjects
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Abstract An injector nozzle for a fuel injected internal combustion engine, said injector nozzle including a port ( 5 ) having a valve seat surface ( 15 ) and a valve member ( 3 ) having a seating surface ( 17 ), said valve member ( 3 ) being movable relative to the port ( 5 ) to respectively provide a nozzle passage ( 6 ) between the valve seat surface ( 15 ) and the seating surface ( 15 ) for the delivery of fuel therethrough or sealed contact therebetween to prevent said delivery of fuel, the valve member ( 3 ) including an outer valve surface ( 18 ) located adjacent the seating surface and external to the port, wherein a sharp edge ( 25 ) is provided on the valve member ( 3 ) at the transition between the seating surface ( 17 ) and the outer valve surface ( 18 ) thereby for controlling the formation of deposits at or adjacent an exit of the nozzle passage ( 6 ).
AbstractList An injector nozzle for a fuel injected internal combustion engine, said injector nozzle including a port ( 5 ) having a valve seat surface ( 15 ) and a valve member ( 3 ) having a seating surface ( 17 ), said valve member ( 3 ) being movable relative to the port ( 5 ) to respectively provide a nozzle passage ( 6 ) between the valve seat surface ( 15 ) and the seating surface ( 15 ) for the delivery of fuel therethrough or sealed contact therebetween to prevent said delivery of fuel, the valve member ( 3 ) including an outer valve surface ( 18 ) located adjacent the seating surface and external to the port, wherein a sharp edge ( 25 ) is provided on the valve member ( 3 ) at the transition between the seating surface ( 17 ) and the outer valve surface ( 18 ) thereby for controlling the formation of deposits at or adjacent an exit of the nozzle passage ( 6 ).
Author CARLISLE, HUGH, WILLIAM
MILLS, JOHN, RICHARD
FREW, ROBERT, WALTER
MURDOCH, PETER, JOHN
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DocumentTitleAlternate CONTROLE DU CALAMINAGE DANS DES INJETCEURS DE CARBURANT
REGELUNG DES NIEDERSCHLAGS IN EINER EINSPRITZDÜSE
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Snippet An injector nozzle for a fuel injected internal combustion engine, said injector nozzle including a port ( 5 ) having a valve seat surface ( 15 ) and a valve...
SourceID epo
SourceType Open Access Repository
SubjectTerms BLASTING
COMBUSTION ENGINES
HEATING
HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
LIGHTING
MECHANICAL ENGINEERING
SUPPLYING COMBUSTION ENGINES IN GENERAL, WITH COMBUSTIBLEMIXTURES OR CONSTITUENTS THEREOF
WEAPONS
Title DEPOSIT CONTROL IN FUEL INJECTOR NOZZLES
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