Diaphragm valve actuator - has sleeve with coarse external and fine internal thread between hub and core

The diaphragm valve has a threaded spindle working in a tapped bore in the housing. A sleeve-type hub (2) coupled to a drive (3) turns but cannot slide in the housing (1). The spindle (5) inside the hub comprises a sleeve (6), and a core (7) which cannot turn in the housing. The sleeve engages via a...

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Bibliographische Detailangaben

1. Verfasser:	HAAS, HARTMUT, 4971 HUELLHORST, DE
Format:	Patent
Sprache:	eng ; ger
Schlagworte:	ACTUATING-FLOATS BLASTING COCKS DEVICES FOR VENTING OR AERATING ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS HEATING LIGHTING MECHANICAL ENGINEERING TAPS THERMAL INSULATION IN GENERAL VALVES WEAPONS
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