Hydraulic safety valve, has ring seal provided in housing and sealing pre control piston against passage, and rind groove provided between ring seal and passage, which is connected with ring space by channel

The valve (14) has a valve housing with a passage directly connecting a hydraulic drive with a control device (12). A control slide comprises a valve section that is moved by a spring in the locking direction and by a pre control piston in the opening direction. A ring space (48) is provided in a ho...

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Bibliographische Detailangaben
Hauptverfasser:	WIESNER, HARALD, BUEREN, DIRK VAN, MICHAELIS, LOTHAR
Format:	Patent
Sprache:	eng ; ger
Schlagworte:	ACTUATING-FLOATS BLASTING COCKS DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR DEVICES FOR VENTING OR AERATING ENGINEERING ELEMENTS AND UNITS FLUID-PRESSURE ACTUATORS FLUID-PRESSURE ACTUATORS, e.g. SERVO-MOTORS GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS HEATING HYDRAULICS OR PNEUMATICS IN GENERAL LIGHTING MECHANICAL ENGINEERING SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL TAPS THERMAL INSULATION IN GENERAL VALVES WEAPONS
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