Title:
内燃機関の高圧燃料供給ポンプ
Document Type and Number:
Japanese Patent JP5350451
Kind Code:
B2
Abstract:
The invention relates to a high pressure fuel supply pump having an intake valve (5) automatically opened and closed by pressure of a pressuring chamber (12) being provided in a fuel intake passage (10), the intake valve (5) is pushed to open by a plunger (2) of an electromagnetic plunger mechanism, pulling-in operating timing of the plunger (2) is controlled according to the operating condition of an internal combustion engine, and opening time of the intake valve (5) during compression stroke of a pump is controlled to make discharge flow-rate of high pressure fuel variable.
Inventors:
Hiroyuki Yamada
Shigenori Tahara
Junji Saito
Yukio Takahashi
Masami Abe
Shigenori Tahara
Junji Saito
Yukio Takahashi
Masami Abe
Application Number:
JP2011197838A
Publication Date:
November 27, 2013
Filing Date:
September 12, 2011
Export Citation:
Assignee:
Hitachi Automotive Systems, Ltd.
Hitachi Car Engineering Co., Ltd.
Hitachi Car Engineering Co., Ltd.
International Classes:
F02M59/36; F02M51/00; F02M59/44; F02M59/46; F02M63/02; F04B15/08; F04B49/24
Domestic Patent References:
| JP9112731A | ||||
| JP49035426U | ||||
| JP6058218A |
Attorney, Agent or Firm:
Manabu Inoue