Title:
燃料噴射弁およびそれを搭載した内燃機関の燃料噴射装置
Document Type and Number:
Japanese Patent JP4906466
Kind Code:
B2
Abstract:
A fuel injection valve comprises a valve seat, a movable valve element which is seated on or separated from the valve seat, and a nozzle member having a plurality of nozzle holes. At least one of the valve element and valve seat has a curved surface at a contact position where they contact with each other when the valve element is seated on the valve seat. Two or more of the nozzle holes are provided outside an intersection line of a virtual extension surface along a tangential line to the curved surface at the contact position and a surface of the nozzle member.
Inventors:
Yasukawa Yoshito
Eiji Ishii
Noriyuki Maekawa
Motoyuki Abe
Hiroshi Yamada
Nobuaki Kobayashi
Takahiro Saito
Eiji Ishii
Noriyuki Maekawa
Motoyuki Abe
Hiroshi Yamada
Nobuaki Kobayashi
Takahiro Saito
Application Number:
JP2006280872A
Publication Date:
March 28, 2012
Filing Date:
October 16, 2006
Export Citation:
Assignee:
Hitachi Automotive Systems, Ltd.
International Classes:
F02M61/18; F02M51/08; F02M61/04
Domestic Patent References:
| JP2004197628A | ||||
| JP2004225598A | ||||
| JP2003148299A | ||||
| JP2002115628A | ||||
| JP9317607A |
Attorney, Agent or Firm:
Manabu Inoue