IMPROVEMENTS IN OR RELATING TO CLOSURE RETENTION AND RELEASE MECHANISMS

摘要

A closure retention and release mechanism (14) comprises a body (22) having spaced apart first and second portions (28, 30) of ferrous material, a magnet (24) having north and south poles (40, 42) mounted between said portions (28, 30) and actuation means operable to move the magnet (24) relative to said portions (28, 30), wherein the magnet (24) is movable between a first position where each pole (40, 42) of the magnet (24) is located fully in a respective portion (28, 30) of the body (22) and a second position where each pole (40, 42) is not located fully in a respective portion (28, 30) of the body (22).