Means to prevent accidental or unauthorised actuation

Child Classifications

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• F16K 35/02 to be locked or disconnected by means of a pushing or pulling action
• F16K 35/04 yieldingly resisting the actuation
• F16K 35/06 using a removable actuating or locking member, e.g. a key (F16K35/10, F16K35/12 take precedence)
• F16K 35/08 requiring setting according to a code, e.g. permutation locks
• F16K 35/10 with locking caps or locking bars
• F16K 35/12 with sealing wire
• F16K 35/14 interlocking two or more valves
• F16K 35/16 with locking member actuated by magnet