Zf Friedrichshafen Ag

Jürgen Halter

Karlheinz Mayr

Hubert Remmlinger

Walter Kill

An electromagnetic dual-action control valve with a housing (), with connections () for inflow and outflow lines for a pressure medium, with a solenoid () and with two armatures arranged to move within the solenoid () for opening and closing the line connections. To simplify the structure of such a dual-action control valve, it is provided that one of the armatures is formed as a hollow armature () with a closed end (), within which an inner armature () is arranged to move coaxially, and the hollow armature () has openings () for the pressure medium, of which one opening () can be closed by a sealing surface () of the inner armature ().

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Friedrichshafen, Germany

Jürgen Halter