Mounting for hinged covers

Claim 1

THE COMBINATION WITH A COVER HAVING REARWARDLY PROJECTING EAR MEANS PROVIDED WITH PIN MEANS PROJECTING LATERALLY IN OPPOSITE DIRECTIONS, OF A BASE PROVIDED WITH AN OPENING AND A SEAT ABOUT THE OPENING AND UPON WHICH THE MARGIN OF THE COVER RESTS AND HAVING REARWARDLY EXTENDING POCKET FORMING MEANS OPENING THROUGH THE SEAT AND INTO WHICH THE EAR MEANS EXTENDS, THE POCKET FORMING MEANS HAVING OPPOSITELY FACING LATERAL SURFACES PROVIDED WITH LATERALLY OPENING CHANNELS OVERHUNG BY A PORTION OF THE POCKET FORMING MEANS AND OPENING TO SAID SEAT WITH THE BOTTOM OF THE CHANNEL SUBSTANTIALLY AT SEAT LEVEL AND PROVIDED AT CORRESPONDING DISTANCES REARWARDLY OF SAID SEAT WITH DOWNWARD EXTENSIONS IN WHICH SAID PIN MEANS ARE REMOVABLY FULCRUMED, THE PIN MEANS BEING SLIDABLE ALONG THE RESPECTIVE CHANNELS BETWEEN SAID EXTENSIONS AND SAID SEAT, THE SEAT SUPPORTING SAID PIN MEANS TO SUSTAIN PART OF THE WEIGHT OF THE COVER DURING REMOVAL AND REPLACEMENT OF THE COVER.