Fuel valve for injecting gaseous fuel into a combustion chamber of a self-igniting internal combustion engine, engine, method and use
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United States of America Patent
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Mar 6, 2018
Grant Date -
Sep 8, 2016
app pub date -
Oct 17, 2014
filing date -
Oct 30, 2013
priority date (Note) -
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Abstract
A fuel valve (50) for injecting gaseous fuel into the combustion chamber of a self-igniting internal combustion engine. The fuel valve (50) comprises an elongated fuel valve housing (52) with a rear end and a front end, a nozzle (54) with an elongated nozzle body with a hollow interior that forms a chamber (55) connected to nozzle holes (56), the nozzle (54) being arranged at the front end of the fuel valve housing (52), a gaseous fuel inlet port (53) in the elongated fuel valve housing (52) for connection to a source (60) of high pressure gaseous fuel, an ignition liquid inlet port (78,98) for connection to a source of ignition liquid (57), means (61,69,53,58,61,69) for establishing a timed fluidic connection between the gaseous fuel inlet port and the ignition space (55), and means (61,67,69,76,79,85,98,99) configured for a timed delivery of a finite volume of ignition liquid to the chamber (55) for igniting the gaseous fuel inside the chamber (55).
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