| 摘要 |
A safety device to prevent the unlawful appropriation of shop goods, especially video, audio and other data carrying devices, is disclosed. The device comprises a case with an internal opening for accommodating the goods and an opening for placing the goods in the internal space. The device also comprises a covering element which covers the opening at least partially and a partial fixing unit for locking the covering element. A signaling providing partial unit is placed within the internal space of the case to signal when the unit has been improperly removed from a location. The signal providing partial unit has a single loop-shaped wire aerial returning to itself and an electric partial unit inserted between the two ends of the wire aerial. The internal side of the bordering wall of the case or the internal side of the covering element is provided with intermediate sections and the signal providing partial unit is fixed safely by the intermediate sections in the internal space of the case.
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