Lid orientation mechanism

Claim 1

MEANS FOR SELECTIVELY HANDLING CIRCULAR ARTICLES HAVING WIDE OPPOSITE SIDES RELATIVE TO THE THICKNESS THEREOF AND HAVING AN ASYMMETRIC DISTRIBUTION OF RAISED AND LOWERED PORTIONS ON SAID OPPOSITE SIDES, COMPRISING: MEANS FOR CAUSING SUCH ARTICLES TO TRAVEL ON ONE OR THE OTHER OF SAID SIDES IN A DIRECTION ALONG A PATH, SAID DIRECTION AND PATH DEFINING A DOWN TRAVEL END AND FOR SUPPORTING SUCH ARTICLES DURING TRAVEL ALONG SAID PATH; A PAIR OF SUPPORTS LOCATED AT THE DOWN TRAVEL END OF SAID PATH AND SPACED TRANSVERSELY TO THE TRAVEL DIRECTION; EACH SUPPORT EXTENDING IN THE DOWN TRAVEL DIRECTION TO DOWN TRAVEL ENDS ARRANGED SO THAT THE LINE JOINING SAID ENDS DEFINES THE DISCHARGE END OF SAID PATH; SAID TRAVEL CAUSING MEANS AND SAID SUPPORTS BEING ARRANGED SO THAT SUCH ARTICLES ARE FREE TO TIP UNDER GRAVITY WHEN THE CENTRE OF GRAVITY OF SUCH ARTICLES PASSES SAID LINE; SAID SUPPORTS BEING ARRANGED AND SHAPED TO CONTEMPORANEOUSLY SUPPORT AN ARTICLE APPROACHING THE DISCHARGE END OF SAID PATH; WITH EACH SUPPORT ARRANGED AND SHAPED TO CONTACT SUCH ARTICLE AT SPACED LOCATIONS DURING SUCH CONTEMPORANEOUS SUPPORT WHERE THE SPACED LOCATIONS HAVE DIFFERENT RELATIVE DISPLACEMENT IN THE THICKNESS DIRECTION ON OPPOSITE SIDES OF SUCH ARTICLE; WHEREBY SUCH ARTICLE WILL ASSUME DIFFERING VERTICAL LEVELS AND ORIENTATIONS AS THE CENTRE OF GRAVITY PASSES SAID LINE DEPENDING ON WHICH OF SAID OPPOSITE SIDES IS DOWNWARDLY FACING; AND MEANS LOCATED TO DISCRIMINATE BETWEEN LIDS OF SUCH DIFFERENT ORIENTATION WHOSE CENTRE OF GRAVITY HAS PASSED SAID LINE.