Fastening device suitable for use with needle detectors
AssigneeChing Fung Apparel Accessories Co. Ltd.
InventorKwok Yun, Gary Leung
Life of this patent
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Abstract
A fastening device designed to be suitably used with needle detectors. The fastening device does not trigger alarms from needle detectors. A fastening device comprises a frame having a plurality of metallic strips coupled contiguously to form an enclosure. The plurality of metallic strips are selected from a group of metallic materials having different ferromagnetic responses and at least two of said selected metallic strips have different ferromagnetic responses. Thereby when said fastening device is attached to a garment and said garment is passed through a needle detector, said fastening device does not trigger a false alarm from said needle detector. A tongue is further attached to the metallic strip.
Claims13
A fastening device comprising
- a frame comprising a plurality of metallic strips coupled contiguously to form an enclosure;
- wherein said metallic strips are made out of materials selected from a group of metallic materials having different ferromagnetic responses and at least two of said selected metallic strips have different ferromagnetic responses;
- thereby when said fastening device is attached to a garment and said garment is passed through a needle detector, said fastening device does not trigger a false alarm from said needle detector.
A buckle comprising
- a. a U-shaped rim made of a first metallic material having a first ferromagnetic response;
- and
- b. a detachable rim made of a second metallic material having a second ferromagnetic response;
- said detachable rim being detachably coupled to said U-shaped rim to form an enclosure for a belt to pass through
- thereby when said buckle is attached to a garment and said garment is passed through a needle detector, said buckle does not trigger a false alarm from said needle detector.
Dependencies are inferred from the claim text.