Magnetically Releasable Grooved Tack Clutch For Reusable And Non-Reusable Applications
AssigneeSensormatic Electronics Corporation
InventorsDennis L. Hogan, Paul Griffiths
Life of this patent
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Abstract
A system, apparatus (100) and method are described for an electronic article surveillance security tag (102) having a magnetically releasable tack retaining system, and a magnetic detaching device for use with the electronic article surveillance tag. Other embodiments are described and claimed.
Claims34
A security tag, comprising:
- an attachment end having a first compartment to hold a tack retaining system, said tack retaining system to include a wedge and a rubber spring arranged to retain a tack assembly, and to release said tack assembly when said attachment end is exposed to a magnetic field;
- and
- a detection end having a second compartment to hold an electronic article surveillance sensor.
A tack retaining system, comprising a first compartment having disposed therein a wedge and a rubber spring, said rubber spring arranged to bias said wedge to retain a tack assembly, and to release said tack assembly when said attachment end is exposed to a magnetic field.
A magnetic detaching device, comprising:
- a magnet to generate a magnetic field;
- and
- a housing to house said magnet, said housing to include a detacher interface to correspond to a tag interface for a security tag having a tack retaining system, said tack retaining system to include a wedge and a rubber spring arranged to retain a tack assembly, and to release said tack assembly when said attachment end is exposed to said magnetic field.
Dependencies are inferred from the claim text.