Tamper indicating closure
A container closure (10) includes an electronic device (30) to indicate whether the closure has ever been removed from a container after initial assembly. The device (30) includes a display (31) giving a plurality of messages in an irreversible and non-repeatable sequence. Engagement of the closure...
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Format: | Patent |
Sprache: | eng ; fre ; ger |
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Zusammenfassung: | A container closure (10) includes an electronic device (30) to indicate whether the closure has ever been removed from a container after initial assembly. The device (30) includes a display (31) giving a plurality of messages in an irreversible and non-repeatable sequence. Engagement of the closure and container is sensed by a switch (SW1) or pressure transducer (200). |
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