Control valve
First Claim
Patent Images
1. A control valve for a device for variably setting control times of gas exchange valves of an internal combustion engine, comprising:
- a receptacle having an inner circumferential face with an annular groove formed on the inner circumferential face;
a substantially hollow-cylindrical valve housing, which has an axial side face, arranged in the receptacle inside the device;
a control piston arranged displaceably inside the valve housing;
a securing ring projecting beyond the valve housing in a radial direction, bears against the axial side face of the valve housing, and is engageable in the annular groove formed on the inner circumferential face of the receptacle; and
at least one positively locking element formed on the valve housing so as to fasten the securing ring to the valve housing.
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Accused Products
Abstract
A control valve for a device for the variable adjustment of the valve timing of gas exchange valves of an internal combustion engine. The control valve has a substantially hollow-cylindrical valve box, a control piston and a securing ring. The valve box is arranged in a receptacle inside the device, the securing ring projects over the valve box in the radial direction and the control piston is arranged so as to be axially displaceable inside the valve box.
5 Citations
4 Claims
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1. A control valve for a device for variably setting control times of gas exchange valves of an internal combustion engine, comprising:
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a receptacle having an inner circumferential face with an annular groove formed on the inner circumferential face; a substantially hollow-cylindrical valve housing, which has an axial side face, arranged in the receptacle inside the device; a control piston arranged displaceably inside the valve housing; a securing ring projecting beyond the valve housing in a radial direction, bears against the axial side face of the valve housing, and is engageable in the annular groove formed on the inner circumferential face of the receptacle; and at least one positively locking element formed on the valve housing so as to fasten the securing ring to the valve housing. - View Dependent Claims (2, 3, 4)
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Specification