Title:
燃料ポンプ
Document Type and Number:
Japanese Patent JP5787177
Kind Code:
B2
Abstract:
A fuel pump includes a pump cover on one side of a housing, a cover end portion on the other side of the housing, a stator inside the housing, a rotor inside the stator, a shaft rotatable with the rotor, an impeller rotatable with the shaft to pressurize fuel inside the housing, a bearing portion provided in the cover end portion on its center axis to slidably support an end part of the shaft, and a relief valve capable of reducing a fuel pressure inside the housing. The cover end portion has an end surface located on its side opposite from the pump cover, and the relief valve includes a valve seat located on an opposite side of the end surface of the cover end portion from the pump cover.
Inventors:
Yuichiro Ota
Hiromi Sakai
Hiromi Sakai
Application Number:
JP2012127810A
Publication Date:
September 30, 2015
Filing Date:
June 05, 2012
Export Citation:
Assignee:
株式会社デンソー
International Classes:
F04D5/00; F02M37/10
Domestic Patent References:
| JP8284770A | ||||
| JP2012031807A | ||||
| JP2005057926A | ||||
| JP2004360678A |
Attorney, Agent or Firm:
Masaki Hattori