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Title:
FUEL INJECTION DEVICE
Document Type and Number:
WIPO Patent Application WO/2017/163574
Kind Code:
A1
Abstract:
The purpose of the present invention is to provide a fuel injection device in which electromagnetic attraction produced in a magnetic gap between a magnetic core and a needle is set to a desired value or more. The fuel injection device is provided with a needle attracted by a magnetic core, and a housing opposing the needle in a direction perpendicular to an axial direction, and is characterized in that the needle is configured such that an axial direction length of the needle is 1.25 to 1.46 times an axial direction length of the housing.

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Inventors:
IIZUKA TAKATOSHI (JP)
OGURA KIYOTAKA (JP)
MIYAKE TAKAO (JP)
SUGAYA MASASHI (JP)
Application Number:
PCT/JP2017/002045
Publication Date:
September 28, 2017
Filing Date:
January 23, 2017
Export Citation:
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Assignee:
HITACHI AUTOMOTIVE SYSTEMS LTD (JP)
International Classes:
F02M51/06
Domestic Patent References:
WO2013121806A12013-08-22
Foreign References:
JP2013068228A2013-04-18
JP2010059898A2010-03-18
JP2013217307A2013-10-24
JP2013104340A2013-05-30
JP2013072298A2013-04-22
JP2011052557A2011-03-17
JP2013160083A2013-08-19
Attorney, Agent or Firm:
TODA Yuji (JP)
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