Omnidirectional deactivator for magnetic labels or tags of EAS s

Details Omnidirectional deactivator for magnetic labels or tags of EAS s Omnidirectional deactivator for magnetic labels or tags of EAS s

1998-06-19

1999-07-06

Hofsass, Jeffery A.

Communications: electrical

Condition responsive indicating system

Specific condition

3405721, 3405724, 3405726, 340551, 335284, G08B 1314

Patent

active

059202629

ABSTRACT:
An EAS tag or label deactivator having a central area and an edge area bordering the central area. The central area is formed from magnetic regions having alternating magnetic polarities arranged in a checkerboard pattern. The edge area is formed from a linear multipole magnet having magnetic regions of alternating polarity. The sides of the magnetic regions of the linear multipole magnetic are sized to be of lesser extent than the sides of the adjacent magnetic regions of the central area.

REFERENCES:
patent: 4568921 (1986-02-01), Pokalsky
patent: 4665387 (1987-05-01), Cooper et al.
patent: 4684930 (1987-08-01), Minasy et al.
patent: 4752758 (1988-06-01), Heltemes
patent: 4935724 (1990-06-01), Smith
patent: 5500640 (1996-03-01), Zhou et al.
patent: 5594420 (1997-01-01), Copeland et al.

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