Title:
FUEL INJECTOR FOR DIESEL ENGINE AND CONTROL APPARATUS
Document Type and Number:
Japanese Patent JP2000008883
Kind Code:
A
Abstract:
To reduce a size of an apparatus by enabling to control a lift speed or a maximum lift of a needle valve.
An accumulator 7 stores fuel, in high-pressure state, supplied from a pump 1 that supplies fuel. The accumulator 7 supplies the fuel to a nozzle chamber 12 of an injector 11. In the injector 11, the fuel is injected from a nozzle hole at a tip of a nozzle when a needle valve 16 lifts to open a nozzle seat portion. In that case, there is constituted so that a lift speed of the needle valve 16 can be controlled (a piezo actuator 32 and a control unit 22).
Inventors:
UEHARA TETSUYA
KIMURA SHUJI
KIMURA SHUJI
Application Number:
JP17011998A
Publication Date:
January 11, 2000
Filing Date:
June 17, 1998
Export Citation:
Assignee:
NISSAN MOTOR
International Classes:
F02D1/02; F02D41/38; F02M47/00; F02M51/06; (IPC1-7): F02D1/02; F02D41/38; F02M47/00; F02M51/06
Attorney, Agent or Firm:
Masaki Goto (1 person outside)