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US 7,474,222 B2Granted
Disposable, single use security tag
OwnerXiao Hui Yang, Arthur Bradley Fussinventors
Life of this patent
Estimating the term…
Abstract
An single use, disposable electronic article surveillance tag is claimed wherein the tag features a spindle assembly which anchors and retains a set of ball bearings which are used to clutch and retain the shaft of a tack. The spindle features an operational tab which may be contacted by the appropriate probe to turn the spindle about a central axis.
Claims15
An electronic article surveillance tag comprising:
- a) a tag housing for receiving a tack consisting of a tack head and a tack shaft wherein said tack shaft is inserted through a portion of the article to be protected and into a first opening in said tag housing;
- b) a ball bearing clutching means within said tag housing for retaining a portion of said tack shaft within said tag body, the clutching means becoming inoperational for connection of the tack shaft to the tag housing after the tack pin is removed therefrom;
- c) a second opening in said tag housing for insertion of a probe which operates to release said ball bearing clutching means;
- and
- d) a sensor means contained within said housing.
2 more elements
The tag of claim1 wherein a biasing means is disposed within said housing which urges a spindle into a cup.
An electronic article surveillance tag comprising:
- a) a tag housing;
- b) a tack consisting of a tack head and a tack shaft wherein said tack shaft is inserted through a portion of the article to be protected and into a first opening in said tag housing;
- c) a releasable ball bearing clutching means within said tag housing for retaining a portion of said tack shaft within said tag body, the clutching means being rendered inoperational once the tack pin has been removed therefrom;
- d) a second opening in said tag housing for insertion of a probe which operates to release said ball bearing clutching means;
- e) a biasing means for effecting the operation of said releasable ball bearing clutching means;
- and
- f) a sensor means contained within said housing.
4 more elements
Dependencies are inferred from the claim text.