Fillers for vacuum bottles

Claim 1

FOR A VACUUM BOTTLE, A GENERALLY BOTTLE-SHAPED VACUUM INSULATED FILLER COMPRISING INNER AND OUTER SHELLS WITH AN EVACUATED SPACE THEREBETWEEN, EACH OF SAID SHELLS HAVING A BOTTOM WALL FORMED WITH A SUBSTANTIALLY CENTRAL SEAT PORTION, SAID SEAT PORTION ON SAID OUTER SHELL PROVIDING A CUPSHAPED RECESS WHICH IS CONCAVE UPWARDLY, SAID SEAT PORTION ON SAID INNER SHELL PROVIDING A CUP-SHAPED RECESS WHICH IS CONCAVE DOWNWARDLY AND IS OPPOSITE SAID RECESS IN SAID OUTER SHELL, AND A SINGLE ONE PIECE GENERALLY BUTTON-SHAPED SUPPORTING MEMBER SNUGLY RECEIVED BETWEEN SAID SEAT PORTIONS ON SAID INNER AND OUTER SHELLS FOR SPACING AND ALIGNING SAID SHELLS, SAID SUPPORTING MEMBER BEING SYMMETRICAL ABOUT ITS HORIZONTAL MID-PLANE AND HAVING CURVED CONVEX PROJECTIONS ON BOTH ITS UPPER AND LOWER SIDES, SAID PROJECTIONS BEING SNUGLY RECEIVED IN SAID RECESSES IN SAID OUTER AND INNER SHELLS, EACH OF SAID PROJECTIONS HAVING RADIAL GROOVES AFFORDING COMMUNICATION BETWEEN THE CENTRAL AND EDGE PORTIONS OF SAID SUPPORTING MEMBER TO CONDUCT AIR AND SILVERING SOLUTION DURING THE MANUFACTURE OF SAID FILLER, SAID SUPPORTING MEMBER BEING REVERSIBLE IN POSITION DURING THE MANUFACTURE OF SAID FILLER.