Self-rimming sink mounting

Claim 1

A SINK AND DRAINBOARD ASSEMBLY COMPRISING A UNITARY SINK BOWL, THE DRAINBOARD BEING PROVIDED WITH AN OPENING CONFORMING TO AND SLIGHTLY LARGER THAN THE BODY OF THE BOWL TO RECEIVE THE BOWL POSITIONED WITHIN THE OPENING, SAID BOWL BEING FORMED WITH AN INTEGRAL CONTINUOUS FLANGE PROJECTING OUTWARDLY AND DOWNWARDLY FROM ITS UPPER EDGE AND OVERLYING THE MARGINAL EDGE SURFACE DEFINING THE DRAINBOARD OPENING, SHEET METAL STRIPS DEPENDING FROM SAID FLANGE ON THE SINK BOWL AT POINTS SPACED INWARDLY FROM THE MARGINAL EDGES THEREOF, AN INTEGRAL OUTWARDLY AND DOWNWARDLY DISPOSED FLANGE AT THE UPPER EDGE OF EACH SHEET METAL STRIP LOCATED UNDER AND CONFORMING TO AND COEXTENSIVE WITH THE MARGINAL PORTIONS OF THE FLANGE ON THE SINK BOWL AND INTEGRALLY ATTACHED THROUGHOUT ITS LENGTH AT ITS OUTER EDGE TO THE OUTER EDGE OF THE FLANGE ON THE SINK BOWL, THE LOWER EDGES OF SAID SHEET METAL STRIPS BEING UPWARDLY HOOKED, A PLURALITY OF CLIPS EACH HAVING A DOWNTURNED HOOK INTERMEDIATE ITS ENDS DETACHABLY CONNECTED TO SAID UPWARDLY HOOKED LOWER EDGES OF SAID SHEET METAL STRIPS, AN INWARDLY DISPOSED INTERNALLY SCREW-THREADED PORTION ON EACH CLIP, A CLAMPING SCREW THREADED THROUGH SAID INWARDLY DISPOSED PORTION AND LOCATED IN CLAMPED CONTACT WITH THE UNDER SURFACE OF THE FLANGE UPON THE SINK BOWL, AND AN OUTWARDLY DISPOSED CLAMPING PLATE ON SAID CLIP LOCATED IN CLAMPED CONTACT WITH THE UNDER SURFACE OF THE DRAINBOARD, SAID CLIPS AND CLAMPING SCREWS COMPRISING THE SOLE MEANS FOR ATTACHING SAID SINK BOWL TO SAID DRAINBOARD.