A hinged closure has a ring member, a lid member, a first hinge which connects the ring and lid members, and a locking tab member, hinge and protrusion member assembly. The first hinge connects the lid and ring so that the lid reciprocates for closure and opening and upon closure, edges of a lid...http://www.google.fr/patents/US5810188?utm_source=gb-gplus-shareBrevet US5810188 - Hinged closure for container
