Portable swimming pool

Claim 1

A PORTABLE ABOVE-GROUND RECTANGULAR SWIMMING POOL WHICH CAN BE QUICKLY AND EASILY ASSEMBLED AND DISMANTLED AND ADATPED TO REST ON A SUPPORTING SURFACE COMPRISING: A RECTANGULAR LOWER RAILING RESTING ON AND SUPPORTED BY SAID SUPPORTING SURFACE HAVING A PLURALITY OF LOWER SIDE RAILS AND MEANS FOR DETACHABLY SECURING SAID LOWER SIDE RAILS TOGETHER ADJACENT THEIR ENDS TO FORM THE FOUR SIDES OF SAID LOWER RECTANGULAR RAILING; A PLURALITY OF STRAPS RESTING ON SAID SURFACE AND EXTENDING BETWEEN OPPOSED SIDES OF THE LOWER RECTANGULAR RAILING, EACH OF SAID STRAPS INCLUDING MEANS ADJACENT THE ENDS OF THE STRAPS FOR DETACHABLY SECURING SUCH ENDS TO THE SIDE RAILS FORMING SUCH OPPOSED SIDES OF SAID LOWER RECTANGULAR RAILING; A STRONG RECTANGULAR UPPER RAILING OF APPROXIMATELY THE SAME DIMENSIONS AS SAID LOWER RECTANGULAR RAILING, SAID UPPER RECTANGULAR RAILING INCLUDING A PLURALITY OF UPPER SIDE RAILS AND MEANS FOR DETACHABLY SECURING SAID UPPER SIDE RAILS TOGETHER ADJACENT THEIR ENDS TO FORM THE FOUR SIDES OF SAID RECTANGULAR UPPER RAILING; A PLURALITY OF GENERALLY VERTICAL POSTS DETACHABLY SECURED TO SAID UPPER RAILING AND TO SAID LOWER RAILING AT LEAST FOUR OF SUCH POSTS BEING RESPECTIVELY AT THE CORRESPONDING CORNERS OF SAID RAILINGS; AND A PLASTIC WATERPROOF LINER RELEASABLY SECURED TO SAID UPPER RECTANGULAR RAILING AND ADAPTED TO CONTAIN A LARGE QUANTITY OF WATER, SAID POOL BEING FREE OF LATERAL SUPPORT EXTENDING OUTWARDLY BEYOND THE PERIPHERY OF SAID UPPER RECTANGULAR RAILING.