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DE4438293A1
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Membrane motor servo valve
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DE4432652A1
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Diaphragm drive with two=dish housing
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DE4414189A1
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Pressure regulating valve with diaphragm actuator
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DE4414188A1
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Control valve for flow regulation
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DE4414191A1
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Spindle coupling for valves
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DE4130726A1
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Water-cooled steam conversion valve - has upper and lower water supply tubes for concentric vertical jet tubes terminating in top injection holes
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DE4103190A1
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Tool for chamfering both ends of through holes - has tool bit pivoted out to cutting position by centrifugal force acting on eccentric mass at speed
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DE4102416A1
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Damping device for quick closing fittings - has damping piston with longitudinal bore connected by cross bores to sealing pack
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DD295271A5
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Circuit arrangement for slowly opening solenoid valves
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DD295270A5
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Savings circuit for slowly opening solenoid valves
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DD294765A5
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Check valve
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DD294547A5
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Circuit arrangement for quick-release armatures
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DD293756A5
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Clamping device for cutting plates
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DD293410A5
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Gasket for piston
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DD293176A5
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Valve seat ring for shutter valves
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DD293074A5
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Schneidbohrerverlaengerung
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DD291782A5
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Method for treating a copper melt
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DD291607A5
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Elastic closure part for shifter pusher
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DD291606A5
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Seal for shifter pusher
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DD290931A5
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Gate valves
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