Patent ID: 6789779
Filing Date: 2004-09-14
Classification: B60T

Abstract:
A hydraulic vehicle brake system magnet valve (10) disposed in a valve block (11), the valve (10) comprising:a guide sleeve (21) for an armature (23); the guide sleeve (21) being widened with an annular shoulder (27), which has an end wall (29) originating at least approximately radially at a cylindrical jacket wall (28) of the guide sleeve (21); a securing bush (43) conforming fittingly to the jacket wall (28) of the guide sleeve (21) and slipped onto the guide sleeve (21) to the end wall (29) of the annular shoulder (27), and to a rounded-out throat (30) between the jacket wall (28) and the end wall (29); the guide sleeve (21) and the securing bush (43) being received in a bore (14) of the valve block (11), and the securing bush (43) being inserted into a step (51) of the bore (14); the securing bush (43) communicating with the valve block (11) through a fluid-tight calked heel (53); the securing bush (43) being guided with a press fit on the jacket wall (28) of the guide sleeve (21); an encompassing edge (44) on the securing bush (43) associated with the throat (30) of the guide sleeve (21), the edge (44) having a rounded outer-corner radius (r) that is smaller than a rounded inside-corner radius (R) of the throat (30); the rounded outer-corner radius (r) of the edge (44) being adapted, by plastic deformation of the edge (44) of the throat (30), at least approximately to the rounded inside-corner radius (R) of the throat when the securing bush (43) has been mounted on the guide sleeve (21); and a cup-shaped valve sleeve (33) secured in a hollow-cylindrical portion (31) of the guide sleeve (21), which portion (31) follows the annular shoulder (27); the valve sleeve (33) being embodied as a deep-drawn component with a valve seat (36) integrated with its bottom.