Patent ID: 9206714
Filing Date: 2015-12-08
Classification: F01L

Abstract:
1. A control valve for a device, comprising: a housing component; a control piston; a retaining ring, the control piston being movably mounted and spring-loaded, on the one hand, and limited by the retaining ring on the other hand, the retaining ring projecting over the control piston in the radial direction and being fixable in the axial direction in a recess in the housing component; and a control sleeve and a plastic shell surrounding the control sleeve between the control piston and the housing component, the retaining ring being axially attachable to at least one of the plastic shell and the control sleeve in addition to being fixable to the housing component, the retaining ring limiting movement of the control piston with respect to at least one of the control sleeve and the plastic shell, the plastic shell having a groove section adapted to the retaining ring; wherein the plastic shell has a latching tab adapted to a bulge of the retaining ring in the area of the groove section, the stop, the groove section and the retaining ring being configured such that the retaining ring is only insertable into the groove section from one side.