Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
F16K35/00—Means to prevent accidental or unauthorised actuation
F16K35/06—Means to prevent accidental or unauthorised actuation using a removable actuating or locking member, e.g. a key
Landscapes
Engineering & Computer Science
(AREA)
General Engineering & Computer Science
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Mechanical Engineering
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Mechanically-Actuated Valves
(AREA)
Preventing Unauthorised Actuation Of Valves
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Kuekenhahn, dessen Kueken durch Drehung einer mit dem Kuekenschaft verschraubten Buechse vor der OEffnungsbewegung von seinem Sitz im Gehaeuse abgehoben und nach der Schliessbewegung in den Sitz eingedrueckt wird