Title:
可変の弁開放横断面を有する弁機構
Document Type and Number:
Japanese Patent JP2005500460
Kind Code:
A
Abstract:
A valve mechanism with a variable valve opening cross section disposed in a passageway of an internal combustion engine and has a gas exchange valve that is acted on by the force of a valve spring and can be slid back and forth in the axial direction inside a guide by a valve control unit. Coaxial to the gas exchange valve is a seal valve acted on by the force of a coupling spring and can be slid back and forth in the axial direction by the valve control unit. The position of the seal valve in relation to the gas exchange valve in the axial direction can be changed by an adjusting unit.
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Inventors:
Uwe Hammer
Application Number:
JP2003523800A
Publication Date:
January 06, 2005
Filing Date:
July 12, 2002
Export Citation:
Assignee:
ROBERT BOSCH GMBH
International Classes:
F01L1/28; F01L1/46; F01L3/20; F01L9/10; F01L13/00; F02D13/02; (IPC1-7): F01L1/28; F01L13/00; F02D13/02
Attorney, Agent or Firm:
Toshio Yano
Einzel Felix-Reinhard
Reinhard Einsel
Einzel Felix-Reinhard
Reinhard Einsel