Robert Boschgmbh

David Lacroix

Olivier Charvet

Tony Dumont

Raphael Combe

Sebastien Binsse

Jean-Roch Julien

The invention relates to a pressure regulating valve for regulating pressure in a high-pressure fuel accumulator for an internal combustion engine, comprising a valve piston () accommodated axially displaceably in a bore () in a valve housing (), acting on a valve closing member () in the direction of a valve seat (), said valve piston being connected at the end thereof facing away from the valve seat () to an armature () of a magnetic assembly () for actuating the pressure regulating valve, wherein the armature () is accommodated in an armature chamber () and the valve closing member () is accommodated in a valve chamber (). According to the invention, the valve chamber () and the armature chamber () are hydraulically connected via at least one groove () and/or bore () formed in the valve housing (), valve piston () and/or in the armature (), as well as at least one choke point ().

Growing community of inventors

Saint Genis Laval, France

David Lacroix