Title:
燃料噴射装置および燃料噴射弁
Document Type and Number:
Japanese Patent JP5478306
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a fuel injection device that can suppress formation and accumulation of deposit in a nozzle body from a fuel injection hole, and to provide a fuel injection valve.SOLUTION: An engine system 1 can suppress gas of the fuel injection hole 212 from entering the nozzle body 211 from outside of an injector 21 while fuel injection is being stopped by separating a needle 214 from a valve seat 217 for a predetermined time and filling the inside of nozzle body 211 from fuel injection hole 212 to the valve seat 217 with fuel after the injector 21 executing the fuel injection, which enables to suppress the formation and accumulation of the deposit from the nozzle body to the inside of the fuel injection hole.
Inventors:
Tomohiro Hayashi
Kimitaka Saito
馬▲崎▼ 政俊
Kazuhiro Omae
Kimitaka Saito
馬▲崎▼ 政俊
Kazuhiro Omae
Application Number:
JP2010062787A
Publication Date:
April 23, 2014
Filing Date:
March 18, 2010
Export Citation:
Assignee:
Japan Auto Parts Research Institute, Inc.
TOYOTA JIDOSHA KABUSHIKI KAISHA
TOYOTA JIDOSHA KABUSHIKI KAISHA
International Classes:
F02D41/38; F02D41/22; F02M61/10; F02M61/18
Domestic Patent References:
| JP2008025484A | ||||
| JP11287169A | ||||
| JP2007132222A | ||||
| JP2001263203A | ||||
| JP2002030971A |
Attorney, Agent or Firm:
Shuhei Katayama
Toshiyuki Hatta
High Yoshitaka Hayashi
Toshiyuki Hatta
High Yoshitaka Hayashi