G - Physics
08
B
G08B 13/06 (2006.01) E05B 73/00 (2006.01) G08B 13/24 (2006.01) G09F 3/00 (2006.01) G10K 9/18 (2006.01) G10K 9/22 (2006.01)
Patent
CA 2230129
Alarm tag comprising two parts one of which is provided with a pin (13) attached to said one part (12) to be located on one side of a product (11) with the pin extending through the product into locking engagement with the other part (10) located on the opposite side of the product. Means are provided for activating an alarm device which is mounted in said one part and comprises a resonance chamber (29) having a central outlet (30). A cover (19) is mounted on said one part (12) over said resonance chamber, and comprises a central portion in register with said outlet (30), and bars (36) extending radially from said central portion (35) to the periphery of the cover, said bars defining slots (37) between adjacent bars.
Un marqueur antivol fait de deux parties, dont l'une (12), munie d'une pointe (13), se place d'un côté d'un article (11) que traverse la pointe qui se trouve verrouillée dans l'autre partie (10) placée de l'autre côté de l'article. La première partie comporte un moyen de déclenchement d'alarme comportant une chambre de résonance (29) percée d'une ouverture centrale (30). Un couvercle (19) monté sur la première partie (12) et recouvrant ladite chambre de résonance comporte une partie centrale correspondant à l'ouverture (30) tandis que des barres (36) s'étendant radialement à partir de la partie centrale (35) jusqu'à la périphérie du couvercle délimitent des fentes (37) séparant deux barres voisines.
Borden Ladner Gervais Llp
Mw International Ltd.
Mw Trading (uk) Ltd.
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