Communications: electrical – Condition responsive indicating system – Specific condition
Patent
1990-02-23
1991-11-26
Swann, III, Glen R.
Communications: electrical
Condition responsive indicating system
Specific condition
340572, G08B 1324
Patent
active
050686410
ABSTRACT:
A detection label for an anti-shoplifting system, comprises a housing (2) accommodating an electrical circuit (21) detectable by an electromagnetic interrogation field, a needle (1) for securing the detection label to an article to be safeguarded, and a locking device (4, 8, 9) for locking the needle. The housing includes a fixed clip (3) which together with the rest of the housing encloses a slot-like free space, a cavity (7) for receiving the tip of the needle (1) which is placed within the housing, an operating push button device (4, 6) for moving the needle towards the clip, and a guide bore (20) in a fabric clamp (6) for guiding the needle during its movement toward the clip.
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patent: 4847592 (1989-07-01), Hogen Esch et al.
patent: 4940968 (1990-07-01), De Nood
Mullen, Jr.
N.V. Nederlandsche Apparatenfabriek Nedap
Swann III Glen R.
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