Magnetic fastening means

Claim 1

FASTENING MEANS FOR A PAIR OF FLAPS COMPRISING: (1) FIRST AND SECOND SUPPORTS EACH HAVING A CYLINDRICAL PERIPHERAL WALL, AN OUTER FERROMAGNETIC END CLOSURE WALL AND AN AXIALLY EXTENDING FERROMAGNETIC POST WITHIN SAID CYLINDRICAL WALL AND CONNECTED TO SAID END WALL; (2) FIRST AND SECOND ANNULAR FERROMAGNETS WITH RESPECTIVE THROUGH CENTRAL OPENINGS RESPECTIVELY FRICTIONALLY RECEIVED WITHIN SAID CYLINDRICAL WALLS AND PROTRUDING BEYOND THE OPEN INNER ENDS THEREOF, SAID POSTS RESPECTIVELY EXTENDING CLEARINGLY INTO THE CENTRAL OPENINGS OF SAID MAGNETS, (A) THE FIRST SUPPORT POST EXTENDING SLIGHTLY LESS THAN THE FULL LENGTH OF THE CENTRAL OPENING OF THE FIRST MAGNET TO DEFINE A RELATIVELY SHALLOW CENTRAL SOCKET, (B) THE SECOND SUPPORT POST EXTENDING CORRESPONDINGLY SLIGHTLY MORE THAN THE LENGTH OF THE CENTRAL OPENING OF THE SECOND MAGNET TO DEFINE A PROTRUSION, (C) THE EXPOSED FACES OF SAID MAGNETS BEING OF OPPOSITE POLARITIES AND THEREBY RELEASABLY LOCKABLE IN FLUSH ABUTTING, OPPOSING POSITION, SAID PROTRUSION BEING LOCATINGLY RECEIVED IN SAID SOCKET IN ENDWISE ABUTMENT WITH SAID FIRST SUPPORT POST; AND (3) MEANS RESPECTIVELY ENGAGEABLE WITH THE FREE ENDS OF SAID RESPECTIVE CYLINDRICAL WALLS BETWEEN SAID FREE ENDS AND THE EXPOSED FACES OF SAID MAGNETS FOR ATTACHING THE RESPECTIVE FLAPS TO SAID SUPPORTS.