Leg and caster construction for portable cooler cabinets

Claim 1

A LEG AND CASTER CONSTRUCTION FOR PORTABLE COOLER CABINETS COMPRISING AN ELONGATED VERTICALLY INCLINED LEG HAVING UPPER AND LOWER PORTIONS EXTENDING FROM A MIDPORTION TO THE UPPER AND LOWER ENDS RESPECTIVELY OF SAID LEG, UPPER AND LOWER MOUNTING MEANS RESPECTIVELY SECURED TO SAID UPPER AND LOWER ENDS, SAID LOWER PORTION BEING CONICAL AND DOWNWARDLY CONVERGENT, SAID UPPER PORTION COMPRISING AT SAID UPPER END A RELATIVELY THIN WALLED AND EXPANSIBLE TUBE OPEN AT ITS UPPER END, UPPER AND LOWER MOUNTING MEANS SECURED RESPECTIVELY TO SAID UPPER AND LOWER ENDS, SAID MOUNTING MEANS TERMINATING AT THEIR ENDS REMOTE FROM EACH OTHER IN FLAT SURFACES LYING IN PARALLEL PLANES INCLINED TO THE LONGITUDINAL AXIS OF SAID LEG WHEREBY WHEN SAID SURFACES LIE IN SUBSTANTIALLY HORIZONTAL PLANES IN LOAD BEARING POSITION THE AXIS OF SAID LEG WILL BE TILTED FROM THE VERTICAL, SAID UPPER MOUNTING MEANS COMPRISING A BODY HAVING A BORE THERETHROUGH RECEIVING AND EMBRACING SAID OPEN-ENDED TUBE, RETAINING MEANS IN SAID TUBE ENGAGING AND RADIALLY EXPANDING SAID THIN WALL INTO FIXED ENGAGEMENT WITH THE WALL OF SAID BODY WHEREBY TO SECURE SAID LEG AT SAID UPPER PORTION TO SAID UPPER MOUNTING MEANS.