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1. (WO1987003401) DEVICE FOR PREVENTING UNAUTHORISED USE OF DATA CARRIERS
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CLAIMS

1. A device for preventing unauthorised use of data carriers, such as disc storages, magnetic tape reels or cassettes etc., comprising a cover- or case-shaped device (1) or the like which has at least one compartment or the like adapted to receive at least one data carrier, actuators and control means (4) arranged in said compartment, said control means being adapted to control said actuators and preferably being code-activatable, c h a r a c t e r i s e d in that said actuators comprise means (6) which are activatable when an attempt at gaining access is made without proper ■ actuation of said control means and which, in the event of such an attempt at unauthorised access, are adapted to permanently damage said data carrier etc. and/or the data carried thereon.
2. Device as claimed in claim 1, c h a r a c t e r i s e d in that said actuators comprise at least one magnet or the like which, in the event of an attempt at removing said card without proper actuation of said control means, is adapted to negatively affect the information magnetically stored on said card or disc.
3. Device as claimed in claim 1, c h a r a c t e r i s e d in that said control means are adapted to control electronically operating actuators (6) which, when activated, will damage the information available on said card.