Magnetic card and apparatus for handling it

Details Magnetic card and apparatus for handling it Magnetic card and apparatus for handling it

G - Physics

11

B

352/57, 117/24.2

G11B 5/02 (2006.01) G06K 7/08 (2006.01) G06K 19/06 (2006.01) G11B 5/70 (2006.01) G11B 5/716 (2006.01)

Patent

CA 1335639

The present invention is related to a magnetic card and apparatus for reading data therefrom and recording data thereon. In a first aspect of the invention, the magnetic card comprises (a) a card body, (b) a first magnetic layer laid on the card body, the first magnetic layer comprising a first magnetic material, (c) a second magnetic layer laid on the first magnetic layer, the second magnetic layer comprising a second magnetic material having Curie temperature lower than that of the first magnetic material and a coercive force at an atmospheric temperature higher than that of the first magnetic material. There are also provided magnetic card recorder, reader, post processor, eraser, reading apparatus, and recording apparatus for recording, reading, erasing and protecting data on the magnetic card.

566801

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