Apparatus for deactivation of electronic article surveillance ta

Details Apparatus for deactivation of electronic article surveillance ta Apparatus for deactivation of electronic article surveillance ta

1996-09-26

1998-07-14

Hofsass, Jeffery A.

Communications: electrical

Condition responsive indicating system

Specific condition

340551, 361149, 361155, 361156, G08B 1314

Patent

active

057811113

ABSTRACT:
In accordance with the present invention there is provided an apparatus for deactivating electronic article surveillance tags comprising a deactivation coil, a capacitor, charging means for charging the capacitor to a predetermined level, and an electronic switch connected to the capacitor and the deactivation coil so that when the switch is open the capacitor can be charged by the charging means and when the switch is closed the capacitor can discharge through the deactivation coil.

REFERENCES:
patent: 3832530 (1974-08-01), Reitboeck et al.
patent: 4218722 (1980-08-01), Yoshizawa
patent: 4617603 (1986-10-01), Johnson et al.
patent: 4621299 (1986-11-01), Hill
patent: 5254974 (1993-10-01), Rebers et al.
patent: 5257010 (1993-10-01), Rehder
patent: 5258766 (1993-11-01), Murdoch
patent: 5341125 (1994-08-01), Plonsky et al.
patent: 5357398 (1994-10-01), Kamijoh
patent: 5493275 (1996-02-01), Easter
patent: 5534836 (1996-07-01), Schenkel et al.

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