Card drive apparatus and card

Details Card drive apparatus and card Card drive apparatus and card

1997-11-10

1999-08-24

Hajec, Donald

Registers

Records

235493, 360 2, G06K 1900

Patent

active

059427442

ABSTRACT:
A head assembly moving along a long side of a magnetic card, more than one magnetic head rotating in the head assembly for reading/writing data, a rotary transformer and a carriage with a card holding mechanism for keeping a card at a predefined position are provided in a card reader of the present invention. A rotating part of the rotary transformer in the head assembly receives and sends a signal to the magnetic head and a fixing part of the rotary transformer is connected to a reading/writing circuit. On the card of the present invention, which is usually rectangular, there are tracks defined by plural arcs. The arcs are on plural same-size circles whose centers are aligned on one line along the long side of the card. A magnetic card or an optical card can be used for the present invention.

REFERENCES:
patent: 3612834 (1971-10-01), Arikawa
patent: 4014604 (1977-03-01), Schwartz
patent: 4114181 (1978-09-01), Itoh
patent: 4416001 (1983-11-01), Ackerman et al.
patent: 4592042 (1986-05-01), Lemelson et al.
patent: 5045676 (1991-09-01), Kime
patent: 5059774 (1991-10-01), Kubo et al.
patent: 5107099 (1992-04-01), Smith

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