Cobra Anchors Co. Ltd.

Andr&eacute; Bouchard

Michel Villagrasa

Lang Nguyen-Huu

Pierre McDuff

Thomas W McSherry

Pierre R McDuff

A ceiling hook (H) comprises a fastener (F) for anchoring in a support structure, and a locking ring in the form of an anti-rotation washer (W). The washer (W) includes anchoring teeth ( ) for stationarily mounting the washer (W) to the ceiling. The hook member ( ) and the washer (W) comprise co-operating locking ratchet elements ( ) for locking the fastener (F) to the washer (W) and thus preventing the fastener (F) from loosening from the ceiling. The washer (W) defines at a central opening ( ) thereof at least one notch ( ) with the fastener (F) defining at least one tab with ( ), the notch ( ) being slidable through the tab ( ) for mounting the washer (W) to the fastener (F) and then allowing it to rotate between the tab ( ) and the book member ( ), whereby the washer (W) is prevented from being removed from the fastener (F) unless the tab ( ) and notch ( ) are aligned.

Growing community of inventors

Montreal, Canada

André Bouchard

Growing community of inventors

Montreal, Canada

Andr&eacute; Bouchard

André Bouchard