Patent ID: 6289921
Filing Date: 2001-09-18
Classification: F01L,F15B,F16K,Y10T

Abstract:
A hydraulic valve for controlling a camshaft movement in motor vehicle, disposed in a housing having a receiving bore, said valve comprising:a valve bushing that is insertable from an end face thereof into said receiving bore of said housing, wherein said valve bushing has an axially extending control bore into which a disk is pressed with press fit from said end face, and wherein said valve bushing is provided with a first turned groove in an area of the press-fitting of the disk in said control bore, said first turned groove disposed remote from a pressure medium flow, wherein the valve bushing in the area of said first turned groove has a smaller outer diameter than said receiving bore of the housing, and wherein a second turned groove is formed between an outer mantel of the valve bushing in the area of the first turned groove and a wall of the receiving bore, wherein said second turned groove has a width such that an expansion of the valve bushing upon press-fitting of the disk is smaller than the width of the second turned groove.