Importance

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Abstract

A closure system (200; 300; 400; 500; 600) comprises the unitarily molded single piece combination of: a first portion (204; 304; 404; 504; 604); a living hinge (202; 302; 402; 502; 602); and a second portion (206; 306; 406; 506; 606) coupled by the living hinge to the first portion and shiftable between a first condition and second condition via rotation about the living hinge. The living hinge comprises a first end (80) at the first portion and a second end (82) at the second portion. Between the first end and the second end, the hinge comprises: a central portion; first and second lateral portions; a first face (88); and a second face (90), at least one of the first face and the second face bearing a plurality of ribs (220, 222; 320; 430, 432, 434; 530, 534; 620).

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First Claim