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    • 14. 发明专利
    • RESONANCE LABEL
    • JPH0830876A
    • 1996-02-02
    • JP16549394
    • 1994-07-18
    • TOYO ALUMINIUM KK
    • INUI KIYOSHITADA HIROSHIMAKIMOTO SHOICHINAKATO NOBUYUKIKOMINAMI MASANOBU
    • G08B13/24
    • PURPOSE:To provide a resonance label which has a simple constitution and us easy to produce and surely keeps the inactive state. CONSTITUTION:A first capacitor C1, a second capacitor C2, and an induction coil 30 are formed in a resonance label 1, and a part of the induction coil 30 is coated with a pressure-sensitive or thermosensitive conductive film 50. The pressure-sensitive conductive film has an insulating property without an applied pressure but has the resistance value reduced in accordance with the increase of the applied pressure. The thermosensitlve conductive film has an insulating property at a room temperature but is more conductive at a higher temperature, and it doesn't react on heat generation due to the current flowing to the induction coil 30 and has an insulating property still when the resonance label resonatese to the electromagnetic wave or a normal power density emitted at the exit of a shop or the like, but it reacts on heat generation due to the current flowing to the induction coil 30 to become conductive when the resonance label resonates to the electromagnetic wave of a high power density emitted by a casher. Consequently, this resonance label 1 can be inactivated.