Title:
燃料噴射弁
Document Type and Number:
Japanese Patent JP2004515688
Kind Code:
A
Abstract:
A fuel injection valve (1) for fuel injection systems of internal combustion engines comprises a valve needle (3) and a valve closure element (4), in working engagement therewith, that coacts with a valve seating surface (6) arranged in a valve seat element (5) to form a sealing seat; and multiple spray discharge openings (7) downstream from the sealing seat. Spray discharge of the fuel from at least one spray discharge opening (7) can be switched off at least temporarily, and the spray discharge of fuel from a particular spray discharge opening (7) is switched off by local vaporization of fuel, by way of a respective local heating element (44) that is arranged upstream of the respective spray discharge opening (7) on a surface (43) delimiting the flow path.
Inventors:
Michael Hubel
Application Number:
JP2002548302A
Publication Date:
May 27, 2004
Filing Date:
November 30, 2001
Export Citation:
Assignee:
ROBERT BOSCH GMBH
International Classes:
F02M51/06; F02M53/04; F02M53/06; F02M61/12; F02M61/18; F02M69/04; F02B75/12; (IPC1-7): F02M53/06; F02M51/06; F02M53/04
Attorney, Agent or Firm:
Toshio Yano
Toshiomi Yamazaki
Takuya Kuno
Einzel Felix-Reinhard
Reinhard Einsel
Toshiomi Yamazaki
Takuya Kuno
Einzel Felix-Reinhard
Reinhard Einsel