Title:
燃料ポンプ
Document Type and Number:
Japanese Patent JP4416787
Kind Code:
B2
Abstract:
Disclosed is a fuel pump which is embodied as a side channel pump and is used for conveying fuel into a fuel reservoir of a motor vehicle, and in which a partially annular duct ( 13 ) that extends to a discharge duct ( 8 ) is configured in a continually expanding manner. A partially annular duct ( 12 ) that is connected to an intake duct ( 7 ) tapers in the direction of flow. Blade chambers ( 10 ) that are disposed within an impeller ( 6 ) form a conveying chamber ( 14 ) along with the partially annular ducts ( 12, 13 ). Said conveying chamber ( 14 ) extends from the intake duct ( 7 ) to the discharge duct ( 8 ) and is provided with a constant cross section such that the impeller ( 6 ) is continuously penetrated by a flow.
Inventors:
Jörg Doypner
Peter Marx
Peter Marx
Application Number:
JP2006508316A
Publication Date:
February 17, 2010
Filing Date:
September 14, 2004
Export Citation:
Assignee:
Siemens Aktiengesellschaft
International Classes:
F04D5/00; F02M37/04; F02M37/08
Domestic Patent References:
| JP63314392A | ||||
| JP11280686A |
Attorney, Agent or Firm:
Takuya Kuno
Toshiomi Yamazaki
Toshiomi Yamazaki