Title:
FUEL INJECTION VALVE
Document Type and Number:
WIPO Patent Application WO/2018/135262
Kind Code:
A1
Abstract:
The purpose of the present invention is to provide a fuel injection valve that can be produced efficiently and is capable of precisely adjusting a lift amount. The fuel injection valve according to the present invention comprises: an upstream-side member; a downstream-side member; a valve body that moves inside a space formed by the upstream-side member and the downstream-side member; a piezoelectric element that drives the valve body; and a lift amount adjusting ring that determines the maximum lift of the valve body on the basis of the axial thickness of the lift amount adjusting ring.
Inventors:
TAKAOKU ATSUSHI (JP)
ISHIKAWA TOHRU (JP)
FURUDATE HITOSHI (JP)
MIFUJI MASANORI (JP)
ISHIKAWA TOHRU (JP)
FURUDATE HITOSHI (JP)
MIFUJI MASANORI (JP)
Application Number:
PCT/JP2017/046873
Publication Date:
July 26, 2018
Filing Date:
December 27, 2017
Export Citation:
Assignee:
HITACHI AUTOMOTIVE SYSTEMS LTD (JP)
International Classes:
F02M51/06; F02M51/00
Foreign References:
| JPS63198769A | 1988-08-17 | |||
| JP2006118415A | 2006-05-11 | |||
| JP2004308703A | 2004-11-04 | |||
| JP2014521883A | 2014-08-28 | |||
| JP2004516410A | 2004-06-03 | |||
| JPH0650236A | 1994-02-22 | |||
| JPS63110670U | 1988-07-15 |
Attorney, Agent or Firm:
TODA Yuji (JP)
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