Title:
【発明の名称】内燃機関弁を操作するための電磁アクチュエータ
Document Type and Number:
Japanese Patent JP2003502548
Kind Code:
A
Abstract:
An electromagnetic actuator for actuating a lifting valve of an internal combustion engine includes two magnetic coils and an armature moved in oscillation between the two magnetic coils. The armature has an armature shank with an end portion. The armature shank is guided in the actuator. The end portion is connected to and acts upon the valve shank of the lifting valve. At least portions of the armature shank are of a material having a specific gravity substantially lower than that of steel.
Inventors:
Wolfgang Hund
Torsten Ader
Hanspeter Zink
Volker Varnecke
Torsten Ader
Hanspeter Zink
Volker Varnecke
Application Number:
JP2001503778A
Publication Date:
January 21, 2003
Filing Date:
April 27, 2000
Export Citation:
Assignee:
Siemens Aktiengesellschaft
International Classes:
F01L9/20; (IPC1-7): F01L9/04
Attorney, Agent or Firm:
Takashi Honda